Browse Items (1216 total)

Clinical Pharmacy
What is Clinical Pharmacy

Source: article, adapted under license.

Clinical pharmacy is the branch of pharmacy in which pharmacists provide patient care that optimizes the use of…

Calculus - Derivative of an Inverse Function
Calculus lecture explaining the derivative of an inverse function.

Gives a graphical explanation of how the derivative of an inverse function is related to the reciprocal of the derivative of the original function.

Uses the example y = x^2 + 1…

Alkanes and Alkenes
Learn the basics of alkanes and alkenes. After watching the covalent bonds video you should have sufficient knowledge to understand about how alkanes and alkenes are formed and the differences between them. SUBSCRIBE to our channel to access many…

Human Biology
Montage edited from the lecture slides of the Human Biology Core Faculty, including Professors Bill Durham, Richard Klein, Katherine Preston, William Talbot, Bill Scheidel, Margaret Fuller, Anne Fernald, David Lyons, Roland Nusse, Laura Carstensen,…

Radiation In The Environment

In the post-nuclear era the word ‘radiation’, in the popular lexicon, has taken on a specialized and negative meaning. Largely because of media misinterpretation the word now suggests to the non-scientist the malignant effects associated with the…

Biogeographic Atlas Of The Southern Ocean

Famous lines from the diary of explorer Robert F. Scott, 17 January, 1912: “Great God! This is an awful place, and terrible enough for us to have labored to it without the reward of priority. Now for the run home, and a desperate struggle.” Scott…

A Comprehensive Outline of World History

The structure of the work is innovative. Each chapter covers a period of historical time (e.g. a century). Sections within chapters describe what was going on in every geographical region of the world; each section provides a reference for that…

Statistical Mechanics

This is a book about statistical mechanics at the advanced undergraduate level. It assumes a background in
classical mechanics through the concept of phase space, in quantum mechanics through the Pauli exclusion
principle, and in mathematics…

Introduction to Numerical Methods and Matlab Programming for Engineers

These notes were developed by the firsht author in the process of teaching a course on applied
numerical methods for Civil Engineering majors during 2002-2004 and was modified to include
Mechanical Engineering in 2005. The materials have been…

Biostratigraphic And Geological Significance Of Planktonic Foraminifera

Foraminifera are marine, free-living, amoeboid protozoa
(in Greek, proto = first and zoa = animals). They are
single-celled eukaryotes (organisms the cytoplasm of
which is organized into a complex structure with internal
membranes and contains a…

Introduction to Numerical Methods

What follows are my lecture notes for Math 3311: Introduction to Numerical Methods, taught at the Hong Kong University of Science and Technology. Math 3311, with two lecture hours per week, is primarily for non-mathematics majors and is required by…

Geomorphology of Finke River and Arckaringa Creek: The bedload rivers

The Lake Eyre Basin River Monitoring project was funded by the Australian Government through the Department of the Environment, and administered by the South Australian Department of Environment, Water, and Natural Resources. Tom Carrangis and Andy…

The Seventh Baltic Stratigraphical Conference

Baltic co-operation in the field of regional stratigraphy started already in 1969 when the Baltic Regional
Stratigraphical Commission (BRSC) was founded. In 1970–1980s, many meetings, workshops and
field excursions were organized. BRSC played an…


The theory of the abiogenic deep origin of hydrocarbons recognizes that the petroleum is a primordial material of deep origin [Kutcherov, Krayushkin 2010]. This theory explains that hydrocarbon compounds generate in the asthenosphere of the Earth and…

Maximizing Mobile
Information and Communications
for Developmen

Mobile phones, a rarity in many developing countries at the
turn of the century, now seem to be everywhere. Between
2000 and 2012, the number of mobile phones in use world-
wide grew from fewer than 1 billion to around 6 billion.…

Educational Psychology

Educational Psychology.pdf
This books lays the foundation for prospective teachers to learn about various teaching methodologies and covers material typically found in many teacher training programs.


1.1 Why Study Journalism?
• Describe the purpose of the press.
• Explain the Founding Fathers’ motive for the First Amendment.
• Relate the watchdog role of a free press and its impact on society.
• Relate the role of a citizen in a democracy.

Basic Political Concepts

Basic Political Concepts.pdf
This short text introduces the basic ideas of political science.


Fundamentals of Matrix Algebra

A college-level (or advanced high school) text dealing with the basic principles of matrix and linear algebra, this text covers systems of linear equations, matrix arithmetic, and the determinant, eigenvalues, and linear transformations.

Calculus-Based Physics I

Calculus-Based Physics I.pdf
Calculus-Based Physics is an introductory physics textbook designed for use in the two-semester introductory physics course typically taken by science and engineering students. This is the first of two textbooks for this course.

Basic Analysis: Introduction to Real Analysis

Basic Analysis.pdf
A first course in mathematical analysis. Covers the real number system, sequences and series, continuous functions, the derivative, the Riemann integral, sequences of functions, and metric spaces.

An Introduction to MATLAB and Mathcad

An Introduction to Matlab and Mathcad.pdf
An introduction to programming and problem solving using both MATLAB and Mathcad.

An Introduction to Computer Networks

An Introduction to Computer Networks.pdf
An introductory text for college or graduate course in computer networks, with a balance between practical matters and underlying principles. It covers the LAN, internetworking and transport layers, focusing primarily on TCP/IP.

Earth & Space Science

This text is meant to act as an additional resource to the interactive, model-based Earth Science classroom
that follows the Mesa Schools current curriculum map. In the tying of concepts, terms and connection in
the dynamic Earth Science classroom,…

Urban Social Geography

3. 462-365-PB.pdf
In order to help you learn about urban social geography
this book incorporates the following features:
➤ At the beginning of each chapter a list of the key
questions that will be addressed.
➤ Each time a new important concept is introduced,…

Cultural Geography

1. Cultural Geography_1860647030.pdf
Cultural geography is an exciting, lively and diverse field, the energy and vitality of which is indicated by our decision to pluralise the term in this editorial preface. Cultural geographies, as currently practised, are now much wider in scope than…

A Guide to Assessment in Dental Education

4. A Guide to Assessment in Dental Education Williams et al 2016.pdf
Following the successful publication of “A Guide to Assessment in VeterinarMedical Education”, 2nd edition, it was felt that a similar guide to assessment in
Dental Education would be timely and valuable. A systematic review, which
underpinned the…

Veterinary Epidemiology: Principles and Methods

The purpose of this textbook is to provide an introductory, yet comprehensive, source of information on epidemiology for veterinary students, researchers, and practitioners. There has not been a textbook that presents analytic epidemiology as a…

Health And Diseases Of Oral Cavity

2, 10-Karpinski-2017.pdf
Autoimmune bullous diseases are rare but represent a potentially devastating group of mucocutaneous diseases characterized by the presence of tissue-bound immunoreactants and circulating autoantibodies against various target antigens with disease…

Bacterial and Mycotic Infections in Immunocompromised Hosts: Clinical and Microbiological Aspects

The term “immunocompromised host” describes a patient who is at increased risk for Life-threatening infection as a consequence of a congenital or acquired abnormality of the immune system.

Hepatitis C Virus: Molecular Pathways and Treatments

Hepatitis C Virus (HCV) was found as the causative agent of the Non-A, Non-B Hepatitis (NANBH) in 1989. Patients infected with the hepatitis C virus (HCV) can present with all the symptoms of acute phase; however, up to half of these patients will…

Microbiological Examination of Non-Sterile Pharmaceutical Products and Raw Materials

To ascertain whether a given Finished product, process intermediate Product or raw material

Aquatic Toxicology

The rapid development and dissemination of nanomaterials can put them in contact with living organisms in situations not yet fully understood.

Alzheimer’s Disease, Recent Research

The aim of the book is to serve as a first approximation to those people who have Alzheimer’s Disease itself or within their family.


Biology includes many branches as well as mycology, which is concerned with the study of fungi.

Maritime Energy and Environment Systems Series

Multi-junction solar cells quantum based nanomaterial recently demonstrated conversion efficiencies

Marine safety Environmental Risk and Reliability Series

Marine vessel collisions cover the largest part of accidents scenario in waterways.

Inland Water Transportation Systems Series

The nature of human activities has remain that one thing will always complement the other.

Inland Water and Offshore Aquaculture Technology Systems Series

Seaweed farming has become one of the natural resources which are economically important.

Chemical Bath deposition of crystalline Cu4SnS4 Thin Films

Solar energy is radiant light and heat from the Sun. It is a free, clean energy and inexhaustible resource. Solar cell is consisting of two types of semiconductors, namely p-type and n-type materials. When sunlight is absorbed by these materials, the…

Water Treatment Technologies

The release and accumulation of organic and inorganic pollutants in the environment

Water Resources: Problem and Solution

Water is considered as one of the most important natural resource. Water is the most essential asset of our day-to-day life as it is used for drinking, in agricultural and industrial processes.

The Effects of Environmental Policies on Sustainability: Theory and Methods

There are three key energy sustainability objectives: energy security improvement, climate change mitigation, and the reduction of air pollution. In this paper, the existing environmental policies are reviewing in Turkey because the economic effects…

Fundamentals of Business

Fundamentals of Business (complete).pdf
An introductory textbook in business that covers a variety of topics: The Foundations of Business, Economics and Business, Ethics and Social Responsibility, Business in a Global Environment, Forms of Business Ownership, Entrepreneurship: Starting a…

Graph Theory

Graph Theory.pdf
This is a set of lecture notes for Math 485–Penn State’s undergraduate Graph Theory course. Readers should have taken a course in combinatorial proof and ideally matrix algebra.

Principles of Economics

Principles of Economics-OpenStax.pdf
Principles of Economics 2e (2nd edition) covers the scope and sequence of requirements for a two-semester introductory economics course. The authors take a balanced approach to micro-and macroeconomics, to both Keynesian and classical views, and to…


Mastering Strategic Management

Mastering Strategic Management.pdf
Mastering Strategic Management by Dave Ketchen and Jeremy Short is designed to enhance student engagement in three innovative ways. The first is through visual adaptations of the key content in the book. It is well documented that many of today’s…

Physical Geology

Physical Geology is a comprehensive introductory text on the physical aspects of geology, including rocks and minerals, plate tectonics, earthquakes, volcanoes, glaciation, groundwater, streams, coasts, mass wasting, climate change, planetary geology…

A Brief Introduction to Engineering Computation with MATLAB

A Brief Introduction to Engineering Computation with MATLAB is specifically designed for students with no programming experience. However, students are expected to be proficient in First Year Mathematics and Sciences and access to good reference…

Introducing Marketing

Core Concepts of Marketing.pdf
Through good economic times and bad, marketing remains the pivotal function in any business. Determining and satisfying the needs of customers through products that have value and accessibility and whose features are clearly communicated is the…

Transforming Earthquake Detection and Science Through Citizen Seismology

CitizenSeismology_FINAL-1 blm upoad.pdf
Both the public and emergency response teams must quickly mobilize mafter an earthquake in order to save lives and money. Traditionally, many national agencies have relied on a system of sophisticated sensors to detect an earthquake and to determine…

Agroecology : What it is and what it has to offer

14629IIED blm upload.pdf
Agroecological farming is coming of age. Once the exclusive domain of food sovereignty and ecology movements, it has begun to be promoted enthusiastically in both developed and developing countries by non-government organisations, international…

Principles of Marketing

Principles of Marketing teaches the experience and process of actually doing marketing—not just the vocabulary. It carries five dominant themes throughout in order to expose students to marketing in today’s environment: Service dominant logic,…

Nature of Geographic Information

The purpose of this text is to promote understanding of the Geographic Information Science and Technology enterprise (GIS&T, also known as "geospatial").

World Development Indicators 2003

'World Development Indictors 2003' contains reliable quantitative data which is essential for understanding economic and social development because it provides evidence--evidence to set policies, monitor progress, and evaluate results. 'World…

Principles of Management

Principles of Management is adapted from a work produced by a publisher who has requested that they and the original author not receive attribution. This adapted edition is produced by the University of Minnesota Libraries Publishing through the…

Research Methods in Psychology

Research Methods in Psychology.pdf
Research Methods in Psychology is adapted from a work produced by a publisher who has requested that they and the original author not receive attribution. This adapted edition is produced by the University of Minnesota Libraries Publishing through…

Accounting Principles: Managerial Accounting

9 blm upload.pdf
Process: Cost systems
Learning objectives
After studying this chapter, you should be able to:
• Describe the types of operations that require a process cost system.
• Distinguish between process and job costing systems.
• Discuss the concept…

Information Systems for Business and Beyond

8 blm upload.pdf
If you are reading this, you are most likely taking a course in information systems, but do you even know
what the course is going to cover? When you tell your friends or your family that you are taking a course
in information systems, can you…

Accounting Principles: A Business Perspective,
Financial Accounting (Chapters 1 – 8)

7 blm upload.pdf
Preface from the eight edition:
Philosophy and purpose
Imagine that you have graduated from college without taking an accounting course. You are
employed by a company as a sales person, and you eventually become the sales manager of a…

Introduction to Sociology

Introduction to Sociology was written by teams of sociology professors and writers and peer-reviewed by college instructors nationwide. The textbook was developed for OpenStax College as part of its Open Educational Resources initiative. This free…

Introduction to Physical Electronics

An introduction to solid state device including field effect and bipolar transistors. Properties of transmission lines and propagating E&M waves.

Database Design

This book presents the concepts used in database systems, focusing on design process.

Introduction to Programming Languages

Introduction to Programming Languages is designed to formalize and consolidate the knowledge of programming languages gained in the introductory courses a computer science curriculum and to provide a base for further studies in the semantics and…

Fundamentals of Electrical Engineering I

The text focuses on the creation, manipulation, transmission, and reception of information by electronic means. Contents: 1) Introduction. 2) Signals and Systems. 3) Analog Signal Processing. 4) Frequency Domain. 5) Digital Signal Processing. 6)…

Basic Microeconomics

Archeological and written records of human existence suggest that obtaining the material means to satisfy wants has been a perpetual problem. Food and shelter are requirements of human life. Other goods satisfy a range
of human desires and…

Introduction to Management Information Systems

All individuals, companies and, in general, all organisations are continuously capturing data, many of which are of no significance to them at all. However, other data are available that would afford them a better understanding of their own…

Introduction to Financial Accounting

Accounng involves a process of collecng, recording, and reporng a business’s economic acvies to users. It is oen called the language of business because it uses a unique vocabulary to communicate informaon to decision makers. To understand accounng,…

Principles of Macroeconomics

Welcome to Principles of Macroeconomics, an OpenStax College resource. This textbook has been created with
several goals in mind: accessibility, customization, and student engagement—all while encouraging students toward high levels of academic…

Accounting and Financial Information

Accounting is often called “the language of business” because it communicates so much of the information that owners, managers, and investors need to evaluate a company’s financial performance. These people are stakeholders in the business—they’re…

Graphic Design and Print Production Fundamentals

This textbook is written by a group of select experts with a focus on different aspects of the design process, from creation to production.Traditionally referred to as graphic design, communication design is the process by which messages and images…

Project Management

This book covers the basics of project management. This includes the process of initiation, planning, execution, control and close out that all projects share.

Understanding Media and Culture: An Introduction to Mass Communication

Understanding Media and Culture: An Introduction to Mass Communication is adapted from a work produced by a publisher who has requested that they and the original author not receive attribution. This adapted edition is produced by the University of…

Media Innovation and Entrepreneurship

This is the first edition of a modular open textbook designed for entrepreneurial journalism, media innovation, and related courses. This book has been undergoing student and faculty testing and open review in fall 2017. Feedback has been implemented…

Information Strategies for Communicators

Written by two nationally recognized experts in information strategy, this book leads students step-by-step through the information search and evaluation process for news and strategic communication message production. The book includes a conceptual…

Exploring Public Speaking: 2nd Revision

Exploring Public Speaking_ 2nd Revision.pdf
This 2nd revision includes a new look and font, new graphics, and an appendix on first year issues. The table of contents is hyperlinked, and all graphics are tagged.

In fifteen chapters the authors have attempted to address all the major…

Business Communication for Success

Business Communication for Success is adapted from a work produced by a publisher who has requested that they and the original author not receive attribution. This adapted edition is produced by the University of Minnesota Libraries Publishing…

A Guide to Technical Communications: Strategies & Applications

Welcome to the textbook for Engineering Technical Communications courses at The Ohio State University. Our aim in writing this textbook was to create a resource specifically focused on and applicable to the kinds of communication skills most…

Communication in the Real World: An Introduction to Communication Studies

Communication in the Real World: An Introduction to Communication Studies overviews the time-tested conceptual foundations of the field, while incorporating the latest research and cutting-edge applications of these basics. Each chapter will include…

Pain Temperature
Pain Temperature

BY : UPT Perpustakaan Universitas Syiah Kuala
UKM Literasi Unsyiah

G Protein Coupled Receptors Nervous system physiology
Video ini menjelaskan tentang G-protein coupled receptor (reseptor G-protein bergandengan) yang juga biasa dikenal dengan GPCRs.

G-protein coupled receptors hanya bisa ditemukan pada eukariot dan GPCRs adalah kelas yang terbesar dari semua reseptor…

How to Remove Surgical Staples :)

Hi Guys!
Thank you so much for watching this channel :)
Here is just a quick & simple nursing skill, that I really hope you enjoy!
I appreciate all of your comments, likes & shares so much!!
Really looking forward to growing…

Support Vector Machines
Support Vector Machines - One of the most successful learning algorithms; getting a complex model at the price of a simple one. Lecture 14 of 18 of Caltech's Machine Learning Course - CS 156 by Professor Yaser Abu-Mostafa. View course materials in…

The Ovarian Cycle
Created by Vishal Punwani.

Watch the next lesson:

Missed the…

Created by Vishal Punwani.

Watch the next lesson:

Missed the…

Created by Vishal Punwani.

Watch the next lesson:


Endocrine System and Influence on Behavior Part 2
Created by Ryan Scott Patton.

Watch the next lesson:

Missed the previous lesson?…

Endocrine System and Influence on Behavior - Part 1
Created by Ryan Scott Patton.

Watch the next lesson:


Elementary Diferrential Equantions

Elementary Differential Equations by William F. Trench Andrew G. Cowles Distinguished Professor Emeritus, Department of Mathematics, Trinity University, San Antonio, Texas, USA,Previously published by Brooks/Cole Thomson Learning, 2000. This book has…

For All X; The Lorain County Remix

This book was created by combining two previous books on logic and critical thinking, both made available under a Creative Commons license, and then adding some material so that the coverage matched that of commonly used logic textbooks.


Introductory Statistics

ntroductory Statistics is designed for the one-semester, introduction to statistics course and is geared toward students majoring in fields other than math or engineering. This text assumes students have been exposed to intermediate algebra, and it…

Anatomy & Physiology

Welcome to Human Anatomy and Physiology, an OpenStax College resource. We created this textbook with several goals
in mind: accessibility, customization, and student engagement—helping students reach high levels of academic scholarship.


Microbiology is designed to cover the scope and sequence requirements for the single-semester Microbiology course for non-majors. The book presents the core concepts of microbiology with a focus on applications of microbiology in healthcare…

Analytical Chemistry 2.0

Analytical chemistry is more than a collection of analytical methods and an understanding of equilibrium chemistry; it is an approach to solving chemical problems. Although equilibrium chemistry and analytical methods are important, their coverage…

AP Environmental Science

15. AP Environmental Science.pdf
The earth's biogeochemical systems involve complex, dynamic processes that depend upon many factors. The three main factors upon which life on the earth depends.

Environmental Biology

12. Environmental-Biology.pdf
Environmental Biology enables students to develop a nuanced understanding of today’s most pressing environmental issues. This text helps students grasp the scientific foundation of these issues so that they can better understand the world around them…

Concept Development Studies in Chemistry

10. concept-development-studies-in-chemistry-5.6.pdf
Concept Development Studies in Chemistry is an on-line textbook for an Introductory General Chemistry course. Each module develops a central concept in Chemistry from experimental observations and inductive reasoning. This approach complements an…

Chemistry: Atoms First

7. Chemistry - Atoms First.pdf
Chemistry - Atoms First is a peer-reviewed, openly licensed introductory textbook produced through a collaborative publishing partnership between OpenStax and the University of Connecticut and UConn Student Government Association. This title is an…

Organic Chemistry With a Biological Emphasis: Volumes II

9. Organic Chemistry With a Biological Emphasis Volumes II.pdf
A free, open-access organic chemistry textbook (volumes I and II) in which the main focus is on relevance to biology and medicine. This is a PDF version of a wiki project called Chemwiki at the University of California, Davis. There are also…

Organic Chemistry With a Biological Emphasis: Volumes I

8. Organic Chemistry With a Biological Emphasis Volumes I.pdf
Open-access organic chemistry textbook (volumes I and II) in which the main focus is on relevance to biology and medicine. This is a PDF version of a wiki project called Chemwiki at the University of California, Davis. There are also supplementary…

Teaching in a Digital Age

6. Teaching in a Digital Age.pdf
The book examines the underlying principles that guide effective teaching in an age when everyone,and in particular the students we are teaching, are using technology. A framework for making decisions about your teaching is provided, while…

Database Design - 2nd Edition

5. Database Design - 2nd Edition.pdf
Database Design - 2nd Edition covers database systems and database design concepts. New to this edition are SQL info, additional examples, key terms and review exercises at the end of each chapter.

Information Systems

4. Information Systems.pdf
Students need to understand systems and the systems concept, and they need to understand the role of ICT in enabling systems. Students will learn the characteristics of good systems (e.g., intuitive, likable, error-resistant, fast, flexible, and the…

Open Data Structures

3. Open Data Structures.pdf
There are plenty of books that teach introductory data structures. Some of them are very good. Most of them cost money, and the vast majority of computer science undergraduate students will shell out at least some cash on a data structures book.

Algorithms and Data Structures

2. algorithms and data structures.pdf
This is a textbook for first year Computer Science. Algorithms and Data Structures With Applications to Graphics and Geometry.


1. Microbiology.pdf
This Microbiology textbook, adapted from the Boundless version, is intended to provide health care professionals with a working knowledge of infectious disease. Much of the book is devoted to the structure/function relationships in pathogenic…

Introduction to Psychology

Psychology is the scientific study of mind (mental processes) and behavior. The word “psychology” comes from the Greek words “psyche,” meaning life, and “logos,” meaning explanation. Because we are frequently exposed to the work of psychologists in…

All About Cells

Life. Every single living thing has something in common—do you know what that is? The clue is in the title! In this learning package you will learn all about cells—the parts and the functions of those parts. By learning about the basic building…

Intermediate Algebra

mathematic foccus on algebra

Principles of Social Psychology - 1st International Edition

Principles of Social Psychology-1st International Edition was adapted by Rajiv Jhangiani and Hammond Tarry from Charles Stagnor’s textbook Principles of Social Psychology. For information about what was changed in this adaptation, refer to the…

Circulatory Derangements II
A lecture on Circulatory Derangements by Dr. Gerald Abrams, M.D. This lecture was taught as a part of the University of Michigan Medical School's M1 - Cardiovascular and Respiratory Sequence.

View the course…

Circulatory Derangements I
A lecture on Circulatory Derangements by Dr. Gerald Abrams, M.D. This lecture was taught as a part of the University of Michigan Medical School's M1 - Cardiovascular and Respiratory Sequence.

View the course…

Surgical Excision of a Multi-Lobular, Recurrent, Bartholin Duct Cyst
Warning: Viewer discretion is advised, this medical content is graphic and may not be suitable for all viewers. This surgical video describes the etiology, diagnosis, and management of uncomplicated Bartholin duct cysts. The video provides specific…

Hemoglobinopathies Part 2
A lecture on Hemoglobinopathies by Dr. David Ginsburg, M.D. This lecture was taught as a part of the University of Michigan Medical School's M1 - Patients and Populations Sequence. View the course…

Hemoglobinopathies Part 1
A lecture on Hemoglobinopathies by Dr. David Ginsburg, M.D. This lecture was taught as a part of the University of Michigan Medical School's M1 - Patients and Populations Sequence. View the course…

Clinical Biochemistry

The pre-analytical phase is defined as the period from the physician’s indication of the test up to the laboratory
analysis of the biological material. In other words, this phase involves an individual’s preparation for collection of the biological…

Lecture Notes on Thermodynamics

These are lecture notes for AME 20231, Thermodynamics, a sophomore-level undergraduate course taught in the Department of Aerospace and Mechanical Engineering at the University of Notre Dame. The objective of the course is to survey practical and…

Active Calculus 2.0

Active Calculus 2.0.pdf
Active Calculus is different from most existing calculus texts in at least the following ways: the text is freely readable online in HTML format and is also available for in PDF; in the electronic format, graphics are in full color and there are live…

Concepts of Biology-1st Canadian Edition

In this survey text, directed at those not majoring in biology, we dispel the assumption that a little learning is a dangerous thing. We hope that by skimming the surface of a very deep subject, biology, we may inspire you to drink more deeply and…

Precalculus: An Investigation of Functions (Includes Trig) 2nd Ed

The first portion of the book is an investigation of functions, exploring the graphical behavior of, interpretation of, and solutions to problems involving linear, polynomial, rational, exponential, and logarithmic functions. An emphasis is placed on…

Precalculus: An Investigation of Functions (Includes Trig) 1st Ed

Precalculus 1.pdf
The first portion of the book is an investigation of functions, exploring the graphical behavior of, interpretation of, and solutions to problems involving linear, polynomial, rational, exponential, and logarithmic functions. An emphasis is placed on…

Active Calculus 1.0

Active Calculus 1.0.pdf
Active Calculus is different from most existing calculus texts in at least the following ways: the text is free for download by students and instructors in .pdf format; in the electronic format, graphics are in full color and there are live html…

Elementary Algebra

Elementary Algebra.pdf
This is the Elementary Algebra textbook used by the Department of Mathematics in their Elementary Algebra course at College of the Redwoods, Eureka, California.
License: Creative Commons Attribution Sharealike Noncommercial. This license is very…

OpenIntro Statistics

OpenIntro Statistics.pdf
The OpenIntro project was founded in 2009 to improve the quality and availability of education by producing exceptional books and teaching tools that are free to use and easy to modify. The inaugural effort is OpenIntro Statistics. Probability is…

Introductory Chemistry - 1st Canadian Edition

The goal of this textbook is not to make you an expert. True expertise in any field is a years-long endeavor. Here I will survey some of the basic topics of chemistry. This survey should give you enough knowledge to appreciate the impact of chemistry…

Linear Algebra

Linear Algebra.pdf
The material is standard in that the subjects covered are Gaussian reduction, vector spaces, linear maps, determinants, and eigenvalues and eigenvectors. Another standard is book�s audience: sophomores or juniors, usually with a background of at…

Mathematical Methods for Physics and Engineering

Riley  Hobson and Bence - Mathematical Methods for Physics and Engineering.pdf
The third edition of this highly acclaimed undergraduate textbook is suitable for teaching all the mathematics ever likely to be needed for an undergraduate course in any of the physical sciences. As well as lucid descriptions of all the topics…

Introductory Algebra Student Workbook

Introductory Algebra Student Workbook.pdf
This workbook was created through the efforts of instructors at Scottsdale Community College in Scottsdale, Arizona, has been used by thousands of students, and is continually improved. This workbook contains have lessons that were carefully and…

Beginning and Intermediate Algebra

Beginning and Intermediate Algebra.pdf
Beginning and Intermediate Algebra was designed to reduce textbook costs to students while not reducing the quality of materials. This text includes many detailed examples for each section along with several problems for students to practice and…


A clear, methodical approach to topics in prealgebra, with good explanations of concepts. This book includes plenty of examples and then exercises. Equation solving is started earlier and used throughout.

Geometric topics (e.g., area and…


A pre-algebra text, written by Angela Milano from American River College. For each section the text includes a student activity, narrative text with examples, and exercises.
License: Creative Commons Attribution Sharealike Noncommercial. This…

Basic Arithmetic Student Workbook

Basic Arithmetic Workbook.pdf
This workbook was created through the efforts of three instructors at Scottsdale Community College in Scottsdale, Arizona, has been used by thousands of students, and is continually improved. This workbook contains have lessons that were carefully…

Arithmetic for College Students

Arithmetic for College Students.pdf
This book is a course on arithmetic designed for college students. It covers whole numbers, fractions, decimals, percents, ratios and proportions, measurement, and integers. Geometry and statistics are integrated throughout the text rather than…

Nietzsche on Power, Knowledge and Morality
Foundations of Modern Social Thought (SOCY 151)

Today we take a bridge into the twentieth century, constructed by Nietzsche, Freud, and Weber's critical theory. Each author is different in important ways, but they also agree on two crucial…

Calculus Early Transcendental: an Open Text

Calculus: Early Transcendentals, originally by D. Guichard, has been redesigned by the Lyryx editorial team. Substantial portions of the content, examples, and diagrams have been redeveloped, with additional contributions provided by experienced and…


A Friendly Introduction to Differential Equations

n this book, there are five chapters: The Laplace Transform, Systems of Homogeneous Linear Differential Equations (HLDE), Methods of First and Higher Orders Differential Equations, Extended Methods of First and Higher Orders Differential Equations,…

A First Course in Linear Algebra

In this book, there are five chapters: Systems of Linear Equations, Vector Spaces, Homogeneous Systems, Characteristic Equation of Matrix, and Matrix Dot Product. It has also exercises at the end of each chapter above to let students practice…

Introduction to Mathematical Analysis I

Introduction to Mathematical Analysis I - Second Edition.pdf
The lecture notes contain topics of real analysis usually covered in a 10-week course: the completeness axiom, sequences and convergence, continuity, and differentiation. The lecture notes also contain many well-selected exercises of various levels.…

Sociology: Understanding and Changing the Social World

Sociology  Understanding and Changing the Social World.pdf
The book includes the most recent data in the following categories, so your students have access to the latest sociological trends: crime and victimization, income and poverty, life expectancy and aging, employment, marriage and divorce, education,…


Bone Marrow Pathology

In this book we have set out to provide a practical guide to bone marrow diagnosis, based on an integrated assessment of peripheral blood and bone marrow aspirate films, trephine biopsy sections and various supplementary investigations. We believe…

Foundations of Computation

Foundations of Computation is a free textbook for a one-semester course in theoretical computer science. It has been used for several years in a course at Hobart and William Smith Colleges.

Introduction to Economic Analysis

Introduction to Economic Analysis.pdf
This book presents standard intermediate microeconomics material and some material that, in the authors' view, ought to be standard but is not. Introductory economics material is integrated. Standard mathematical tools, including calculus, are used…


Malariology: Biology of the Parasite

Malaria parasites are highly species
specific. No animal reservoir for human
malaria parasites.Malaria: Plasmodium Species of
Human Disease

Introduction to Sociology - The Sociological Imagination - Part 1
The Sociological Imagination: Who We Are and How We Got Here - Part 1--This course provides a sampling of problems and methods used by sociologists, with
concrete examples from everyday life, history, and contemporary events.

Foundations in Statistical Reasoning

Foundations in Statistical Reasoning.pdf
This book starts by presenting an overview of the statistical thought process. By the end of chapter 2, students are already familiar with concepts such as hypotheses, level of significance, p-values, errors. Normally these topics are not introduced…


Linear Algebra

This book helps students to master the material of a standard US undergraduate first course in Linear Algebra.
The material is standard in that the subjects covered are Gaussian reduction, vector spaces, linear maps, determinants, and eigenvalues…

Contemporary Calculus

How to Succeed in Beginning Calculus
Calculus is the mathematics of CHANGE and almost everything in our world is changing.
Calculus is among the most important and useful developments of human thought, and, even though it is over 300 years old, it…

Present Perfect Tense
ESL students learn to use Present Perfect Tense in this great video. is the world's largest collection of ESL learning resources including, games, videos, lessons, worksheets and quizzes. Visit us today at

Physiology/ Pathophysiology of Coronary Blood Flow

Myocardial Ischemia
Coronary Flow Reserve
Determinants of Coronary Blood Flow
Neural (autonomic) Mechanisms
Endothelial Factors (Mechanisms)

Frontiers in Cardiovascular Care

This sequence provides a comprehensive introduction to diseases of the cardiovascular system, how they present, how they are diagnosed, how they are prevented, and how they are treated. Students learn to identify the integral links between anatomy,…

Geotechnical Engineering
After viewing previous lectures on seismicity you have basic understanding of earthquakes. Let’s have a further look at what this means for buildings and its foundations. This introduction lecture on geotechnical engineering by Carlos Merino…

Interproximal Radiography
This is part of the Open.Michigan collection at:

Scaling and Root Planing: Part II Mandibular Teeth
Procedures for scaling and root planing the mandibular teeth.

This is part of the Open.Michigan collection at:

Local Anesthetic Injection Techniques
Demonstrates on the skull and on a patient, various injection techniques. It also describes the basic dental chair position for injections. Orig. air date: NOV 8 74

This is part of the Open.Michigan collection at:


Removal of Carious Lesion
Includes a display of instruments necessary for caries removal, a discussion of the steps and criteria involved and demonstration of a complete removal of a carious lesion. Orig. air date: JAN 8 74

This is part of the Open.Michigan collection at:…

The Evaluation of Chest Pain
A lecture on evaluating a patient with chest pain by Dr. Kim Eagle, M.D. This lecture was taught as a part of the University of Michigan Medical School's M2 - Cardiovascular Sequence

View the course…

Acute Coronary Syndromes
A lecture on acute coronary syndromes by Dr. Kim Eagle, M.D. This lecture was taught as a part of the University of Michigan Medical School's M2 - Cardiovascular Sequence

View the course…

Chronic Coronary Artery Disease
A lecture on chronic coronary artery disease by Dr. Kim Eagle, M.D. This lecture was taught as a part of the University of Michigan Medical School's M2 - Cardiovascular Sequence

View the course…

The Normal Electrocardiogram
A lecture on electrocardiograms by Dr. Kim Eagle, M.D. This lecture was taught as a part of the University of Michigan Medical School's M2 - Cardiovascular Sequence.

View the course…

Atomic Physics
Atomic physics is the field of physics that studies atoms as an isolated system of electrons and an atomic nucleus. It is primarily concerned with the arrangement of electrons around the nucleus and the processes by which these arrangements change.…

The Meaning of Clinical Death
Clinical death is the medical term for cessation of blood circulation and breathing, the two necessary criteria to sustain human and many other organisms' lives. It occurs when the heart stops beating in a regular rhythm, a condition called cardiac…

12 All Natural Toothache
In the past, before modern dentistry, people use to treat a tooth pain naturally because they had no other option.
Nowadays, modern medicine has its own solutions, but there still several natural toothache remedies that people use just to avoid the…

DNA Replication
In molecular biology, DNA replication is the biological process of producing two identical replicas of DNA from one original DNA molecule. This process occurs in all living organisms and is the basis for biological inheritance. DNA is made up of a…

Chemistry Adventure
How do simple things like yeast, soap, and hydrogen peroxide come together to create a foam-splosion reaction? Tweak the ingredients to find out in this choose-your-own-adventure video series!
Find us online!

Radiation Rays: Alpha, Beta and Gamma
Simulations provided free under a Department of Labor grant awarded Eastern Iowa Community Colleges. To learn more visit

Input by : Dian Islamiati

In biology, a spore is a unit of asexual reproduction that may be adapted for dispersal and for survival, often for extended periods of time, in unfavorable conditions. By contrast, gametes are units of sexual reproduction. Spores form part of the…

Exact Trig Values - Hand Trick
There are some key angles that have exact values in trigonometry. The ones we need to know are 0, 30, 45, 60 and 90.

In this video we will discover one method of remember what these values are - by counting fingers on our hand!

In the first…

A gamete (from Ancient Greek ??µ??? gamete from gamein "to marry") is a cell that fuses with another cell during fertilization (conception) in organisms that sexually reproduce. In species that produce two morphologically distinct types of gametes,…

Metamorphosis is a biological process by which an animal physically develops after birth or hatching, involving a conspicuous and relatively abrupt change in the animal's body structure through cell growth and differentiation. Some insects, fishes,…

Identifying Minerals
An overview of the tests that can help you to identify a mineral sample

Input by : Elvira Nadya Saleh

Pure Mathematics

Source: article, adapted under…

Hypotension is low blood pressure, especially in the arteries of the systemic circulation. Blood pressure is the force of blood pushing against the walls of the arteries as the heart pumps out blood. Hypotension is generally considered if systolic…

Plate Tectonics
Summary – the theory of plate tectonics had enabled us to explain the origin of earthquakes, volcanoes, mountain building and has told us the fascinating history of the earth. To find out the evidence for all this watch “Wegener and the proof of…

How Not to Die from Heart Disease
Lifestyle approaches aren’t just safer and cheaper. They can work better, because you’re treating the actual cause of the disease.

Input by Sofia Nelly

Subscribe to Dr. Greger’s free nutrition newsletter at…

Density of Different States
In this video we are going to look at what density is, how it is measured and the differences in density between the different states of matter. Informally, density is a measure of how ‘packed’ a material is with mass. Density is defined as the mass…

The Forces on an Aeroplane
The video is a contextualized and translated version (suitable for Indian audiences) of the original MITK12 video (linked below). The original license allows the use of this video under CC-BY-NC-SA domain of creative commons community.


What is DNA
DNA (deoxyribose nucleic acid) is extremely important. All living things have DNA, or in the case of some viruses they have RNA instead.

In eukaryotes, it is found within the nucleus and is arranged into chromosomes.

DNA determines the…

Architectural Origami
MIT 6.849 Geometric Folding Algorithms: Linkages, Origami, Polyhedra, Fall 2012
View the complete course:

Input by : Dian Islamiati
Instructor: Erik Demaine

This class begins with a folding exercise and…

Functions and Relations
Part of the NCSSM Online AP Calculus Collection: This video deals with transformations of functions including parent functions and the library of functions and relations.

Please attribute this work as being created by the…

Diabetes in Pregnancy
Visit us ( for health and medicine content or ( for MCAT related content. These videos do not provide medical advice and are for informational…

Ketogenesis, Diabetes, and Starvation
MIT 5.07SC Biological Chemistry, Fall 2013
View the complete course:
Instructor: John Essigmann

In this video, Professor Essigmann explores ketone bodies – what they are, how they are made, and how they are used in…

Psych9B. Psychology Fundamentals. Lecture 2:
UCI Psych 9B: Psych Fundamentals (Fall 2015)
Lec 02. Psych Fundamentals
View the complete course:
Instructor: Mark Steyvers, Ph.D.

License: Creative Commons CC-BY-SA

Psych9B. Psychology Fundamentals. Lecture 1:
UCI Psych 9B: Psych Fundamentals (Fall 2015)
Lec 01. Psych Fundamentals
View the complete course:
Instructor: Mark Steyvers, Ph.D.

License: Creative Commons CC-BY-SA

Introduction to The Anatomy of The Heart
Introduction to the anatomy of the heart, with explanation of the pericardium, myocardium, and endocardium.

Cataract Explained from A to Z
This video was created for the contest " anatomy by students, international contest"
Category 5. ENT, ophthalmology, General Practice

This video by Hershko Sarah is licensed under the Creative Commons Attribution ShareAlike 4.0 International…