Digital library
Textbooks, references and open learning resources.

External
Structure & Reactivity III: Reactivity in Organic, Biological and Inorganic Chemistry
Chris Schaller · College of Saint Benedict/Saint John's University
In the contents: 3.19: Solutions to Selected Problems Part A · 3.20: Solutions to Selected Problems Part B

External
Grammar Essentials
Excelsior Online Writing Lab · Excelsior College
In the contents: 02: Parts of Speech · 2.07: Articles

External
PLUMA 3: Historias en Español
Pilar Hernández · MiraCosta College
In the contents: 1.06: Metas - Brainstorming (Smart Goals Ideas and Activities) · 4.08: Optional Template for article 4

External
MATH 2150: Higher Arithmetic
Pamini Thangarajah · Mount Royal University
In the contents: 2.2: Equivalence Relations, and Partial order

External
Elementary Foundations: An Introduction to Topics in Discrete Mathematics
Jeremy Sylvestre · University of Alberta Augustana
In the contents: 9.05: Cartesian Product · 15.04: Articulation vertices bridges and edge connectivity · 18.03: Classes partitions and quotients

External
BIO-1110 Environmental Biology
Cyrus Sadeghian · Prince George's Community College
In the contents: 1.01: The Earth Humans and the Environment · 8.01: A Brief History of Life on Earth

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United States History to 1877
Locks et al. · George State Universities
In the contents: 09: Articles of Confederation and the Constitution · 9.02: The Articles of Confederation Government · 10.02: The Emergence of Partisan Politics

External
International Relations
Stephen McGlinchey · E-International Relations
In the contents: 16.03: Chronic Hunger and the Civic Participant

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The American Journalism Handbook - Concepts, Issues, and Skills
Rodrigo Zamith · University of Massachusetts Amherst
In the contents: 3.06: Partisan and Geographic Biases · 4.03: Third-Party Platforms · 11.04: Artificial Intelligence and Automation

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Human Anatomy
Whitney Menefee, Julie Jenks, Chiara Mazzasette, & Kim-Leiloni Nguyen · Reedley College, Butte College, Pasadena City College, & Mt. San Antonio College
In the contents: 8.04: Cartilaginous Joints · 17: Cardiovascular System - Heart · 17.01: Introduction to the Heart

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A Photographic Atlas for Botany
Maria Morrow · College of the Redwoods
In the contents: 13.01: Leaf Parts and Arrangement

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MATH 346 - Statistics (Kuter)
Kristin Kuter · Saint Mary's College
In the contents: Lab 1: Getting Started with R and EDA

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Chem 110B: Physical Chemistry II
Delmar Larsen · University of California, Davis
In the contents: 17: Boltzmann Factor and Partition Functions · 17.5: Express the Pressure in Terms of a Partition Function · 17.6: Partition Functions of Systems of Distinguishable Molecules are Products of Molecular Partition Functions

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AI and College Writing: An Orientation
Anna Mills · College of Marin and Cañada College
In the contents: 6.01: Student Essay Critiquing a New York Times Article on the Dangers of AI

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Chem 1402:General Chemistry I
Robert Belford · University of Arkansas at Little Rock
In the contents: 6.4: Wave-Particle Duality

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Introductory Chemistry, Atoms First for FCC
LibreTexts
In the contents: 2.4: Keeping Track of Subatomic Particles · 5.05: Conversions Between Mass and Number of Particles · 14.4.02: Radiocarbon Dating- Using Radioactivity to Measure the Age of Fossils and Other Artifacts

External
Anatomy and Physiology
OpenStax · Roosevelt University
In the contents: 2.5.04: Cartilaginous Joints · 4.02: The Cardiovascular System - The Heart · 4.2.02: Heart Anatomy

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DeLTA Teaching Evaluation Learning Community
University of Georgia
In the contents: 2.07: Meeting 6- 1-on-1 Meetings Between CAT and Department Chairs

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The Psychology of Exceptional Children
Diana Zaleski · University of Illinois Springfield
In the contents: 13.02: The History of Head Start and At-Risk Programming

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HUM 301: Introduction to the Humanities
Marnie Binder · Cosumnes River College
In the contents: 01: The Humanities- Art Appreciation · 1.01: What is Art · 1.02: What Is Art Appreciation