Digital library
Textbooks, references and open learning resources.

External
FS 100: College Success Second Edition
Heather Burns & Allyson Valentine · HACC
In the contents: 4.05: Case Study - SMART Goals · 6.05: Artificial Intelligence

External
Entomology Lab Manual
Melissa Scherr · Oregon State University
In the contents: 1.02: Pre-Lab 1- Arthropod Collection · 1.03: Lab 1 Assignment- Arthropod Classification · 5.02: Pre-Lab 5- Pests Predators and Parasitoids Part I

External
Chem 1403L: General Chemistry Lab
Robert Belford · University of Arkansas at Little Rock
In the contents: 13.3.03: IIIC- Google Workbook (Sheets) - Charts · 13.04: IV- Quick Start

External
Chem 12A: Organic Chemistry
Andy Wells · Chabot College
In the contents: 10.09: Additional Exercises. Part 1 · 10.10: Solutions to Additional Exercises Part 1 · 10.25: Additional Exercises Part 2

External
Introduction to Astronomy (2025)
Neeharika Thakur · Prince George's Community College
In the contents: 4.13: Star Chart and Sky Event Resources Index (Appendix M)

External
Introduction to California Government and Politics
Steven Reti · College of the Canyons
In the contents: 1.03: From Political Values to Political Ideologies and Parties · 06: Political Parties · 6.02: Parties on the California Ballot

External
Infant and Toddler Development (NWTC)
LibreTexts
In the contents: 9.03: Lets Get Started

External
Support Course for Elementary Statistics: ISP
Larry Green · Lake Tahoe Community College
In the contents: 1.04: Using Fractions - Decimals and Percents to Describe Charts

External
Math in Society
David Lippman · Pierce College
In the contents: 5.03: How not to divide with 3 parties · 7.02: Getting Started · 10.05: How to mess things up before you start

External
STAT 300: My Introductory Statistics Textbook (Mirzaagha)
LibreTexts
In the contents: 2.2.08: Bar Charts

External
Applied Developmental Systems Science
Skinner, Kindermann, & Roeser · Portland State University
In the contents: 7.07: Strategies for Charting Individual Trajectories Over Developmental Transitions · 7.08: Strategies for Charting Individual Proximal Processes · 12.04: How can the description of stability be part of the goals of developmental science

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College Mathematics for Everyday
Maxie Inigo, Jennifer Jameson, Kathryn Kozak, Maya Lanzetta, & Kim Sonier · Coconino Community College
In the contents: 01: Statistics - Part 1 · 02: Statistics - Part 2

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Math 75X: Introduction to Mathematical Reasoning
J. Maureen Kearns · Honolulu Community College
In the contents: 3.6.00: Pie Charts

External
WTRM 202: Beginning Water, Wastewater, Distribution Math
Regina Blasberg, Mike Alvord & Kelly Brooks · College of the Canyons & Eastern Gateway Community College
In the contents: 4.3.02: Parts Per Hundred vs. Parts Per Million

External
Thermodynamics and Chemistry
Howard DeVoe · University of Maryland
In the contents: 7.05: Partial Derivatives with Respect to (T) (p) and (V) · 9.02: Partial Molar Quantities

External
Math 142: Course Material
LibreTexts
In the contents: Ch 1.2 part 1 Types of data summarize categorical data percent review · Ch 1.2 Part 2 Sampling Method · Ch 9.5 part 1 Hypothesis Test for Population Proportion

External
Principles of Biology
LibreTexts
In the contents: 9.05: Aerobic Respiration Part 1 - Glycolysis · 9.06: Aerobic Respiration Part 2 - Oxidation of Pyruvate and The Citric Acid Cycle · 9.07: Aerobic Respiration Part 3 - Oxidative Phosphorylation

External
Behavioral Neuroscience
OpenStax · LibreTexts
Introduction to Behavioral Neuroscience aligns to the topics and objectives of introductory behavioral neuroscience courses taught in psychology, biology, neuroscience, and similar departments. This offering is intended for undergraduates with no presumed college-level science coursework, and presents the foundational principles of brain-behavior-environment interactions.

External
Mathematical Methods
Pamini Thangarajah · Mount Royal University
In the contents: 6.3: Partial Derivatives · 8: Partial Differential Equations

External
America - The User's Manual 4e
Benjamin R. Kantack · Lycoming College
In the contents: 3.03: The Articles of Confederation · 09: Parties · 9.02: Parties and Ideologies