Digital library
Textbooks, references and open learning resources.

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Elementary Differential Equations with Boundary Values Problems
William F. Trench · Trinity University
This text is written for students in science, engineering, and mathematics who have completed calculus through partial differentiation. This book is intended to serve as the book for students in MAT 266 Differential Equations with Linear Algebra at Community College of Denver.

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Environmental Geology for CBE
Kelly Ruppert · Coastline College
In the contents: 2.01: Earths Interior · 05: Earthquakes · 5.01: What is an Earthquake

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Understanding Music - Past and Present
Clark, Heflin, Kluball, & Kramer · University System of Georgia
In the contents: 5.04: Music of Wolfgang Amadeus Mozart (1756-1791)

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College Writing and Beyond
Brandy Wilds · Coalinga College
In the contents: 01: Part I- The Writing Process · 1.2.06: Starting with a Thesis Statement · 1.5.04: Analyze Each Part of Your Paper

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Safety in the Workplace
Andrew Paasch · Northeast Wisconsin Technical College
In the contents: 2.03: OSHA Subparts

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Public Speaking
The Public Speaking Project · Millersville University
In the contents: 18.03: Preparing all Parts of the Assignment

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Introduction to Human Services
Ashley Patros & Keri Grokowsky · Western Technical College
In the contents: 05: Unit Five--Domestic Violence Intimate Partner Violence

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Doing Research
Celia Brinkerhoff · Kwantlen Polytechnic University
In the contents: 2.5.01: Get Started on your Research · 2.5.2.03: Popular and Scholarly Articles · 2.5.3.01: Strategy 1- Start with Just the Keywords

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Field Experience Practicum in ECE
Laura Daly · Woodland Community College
In the contents: 1.06: Respectfully Participate in Childrens Activities · 1.18: Teachers Guide to Getting Started with the Project Approach · 2.02: Curiosity as the Heart of Learning

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AST102: GC OER
Ryan Johnson · Gettysburg College
In the contents: 5.06: Observations outside Earth's Atmosphere · 16.13: Star Chart and Sky Event Resources Index (Appendix M)

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Structural Mechanics
Tomasz Wierzbicki · Massachusetts Institute of Technology
In the contents: 4.02: General Properties of the Beam Governing Equation- General and Particular Solutions

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EXPLORATIONS: An Open Invitation to Biological Anthropology
Beth Shook, Katie Nelson, Kelsie Aguilera, & Lara Braff, Eds. · LibreTexts
In the contents: 7.02: Earth- It is Older than Dirt · 9.7: Hominin Charts

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MATH11103 Quantitative Literacy
Dana Goodwin · Arkansas State University-Beebe
In the contents: 1.05: Charts and Graphs · 5.12.03: Cartesian Coordinate System · 6.4.05: Charts in Spreadsheets

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Introduction to Social Network Methods
Robert Hanneman & Mark Riddle · University of California, Riverside
In the contents: 4.05: Highlighting parts of the network · 17.02: Bipartite Data Structures

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From Growing to Biology: Plants
Gokhan Hacisalihoglu · Florida A&M University
In the contents: 2.05: Glycemic Index Chart

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Interactive Chemistry
John Moore, Jia Zhou, and Etienne Garand · University of Wisconsin
In the contents: 7.03: In Depth- Atomic-scale Particles and Waves

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Introduction to College-level Research
Iowa State University Library Instruction Services · LibreTexts
In the contents: 01: Getting started with research · 1.02: Starting your research · 2.09: Article indexes and databases

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Active Calculus
Matthew Boelkins, David Austin & Steven Schlicker · Grand Valley State University
In the contents: 5.04: Integration by Parts · 10.02: First-Order Partial Derivatives · 10.03: Second-Order Partial Derivatives

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Engineering Modeling and Analysis with Python
Carl Greco · Arkansas Tech University
In the contents: 17.02: Getting Started · 17.04: Starting with Programs

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Astronomy 2e Openstax
Rachel Mastrapa · De Anza College
In the contents: 6.01: Earth and Sky · 10.05: Observations outside Earth's Atmosphere · 12: Earth