Digital library
Textbooks, references and open learning resources.

External
Leggiamo 2
Rossella Pescatori · El Camino Community College
In the contents: 2.1.02: Il partitivo · 2.1.03: The partitive article Larticolo partitivo

External
Language in Action: An Open Invitation to Linguistic Anthropology (remixed by Debbie Klein)
Debbie Klein · Gavilan College
In the contents: 4.02: When does language learning start

External
Building Academic Writing Skills
Lin Cui · Harper College
In the contents: 01: Part One Academic Writing Essentials · 1.03: Unit 3 Parts and Characteristics of a Good Paragraph · 02: Part Three Editing Grammar Skills

External
General Relativity
Benjamin Crowell · Fullerton College
In the contents: 1.05: The Equivalence Principle (Part 1) · 1.06: The Equivalence Principle (Part 2) · 2.02: Affine Properties of Lorentz Geometry (Part 1)

External
Microwave and RF Design III - Networks
Michael Steer · North Carolina State University
In the contents: 6.7: Impedance Matching Using Smith Charts · 6.9: Matching Options Using the Smith Chart

External
Human Aging: Biological Perspectives
Augustine G. DiGiovanna · Salisbury University
In the contents: 4.03: Heart · 4.04: Age Changes in the Heart · 4.05: Diseases of the Heart

External
Anatomy and Physiology
OpenStax · LibreTexts
In the contents: 9.03: Cartilaginous Joints · 19: The Cardiovascular System - The Heart · 19.00: Prelude to The Heart

External
Biology II Laboratory Manual
Lynette Hauser · Tidewater Community College
In the contents: 7.06: Reading- Arthropods

External
Fundamentals of Global Strategy
Anonymous · LibreTexts
In the contents: 8.06: Partnering

External
College Success
Amy Baldwin et al. · OpenStax
In the contents: 13.02: Activities and Artifacts From the Book

External
HiSet Mathematica (Lopez)
Saul Lopez · Santiago Canyon College
In the contents: 20.03: Factorizacion de un Monomio a partir de un Polinomio

External
Human Physiology for Allied Health Professionals
Simantini Karve · Skyline College
In the contents: 11: The Cardiovascular System - The Heart · 11.01: Prelude to The Heart · 11.02: Heart Anatomy

External
Mind, Body, World - Foundations of Cognitive Science
Michael R. W. Dawson · University of Alberta
In the contents: 2.09: Algorithms from Artifacts · 2.10: Behaviour by Design and by Artifact

External
Introduction to Health 1e
Kelly Falcone · Palomar College
In the contents: 9.03: Intimate Partner Violence

External
A Guide to the Gothic
Jeanette A Laredo · Tarrant County College (Trinity River)
In the contents: 3.02: Edith Wharton Afterward (1910)

External
Measurement
CK-12 Foundation · LibreTexts
In the contents: 2.02: Tell Time to Minutes Quarters and Hours · 2.2.01: Time to Quarter Half-Past and Hour · 5.2.02: Compare Pints and Quarts

External
Do You Want to Major in Music?
Jill Wilson and Natalie Steele Royston · Iowa State University
In the contents: 8.01: Participate in Ensembles · 8.02: Participate in All Things Extra-Curricular · 8.05: Participate in Team Activities

External
CHEM 361: Inorganic Chemistry
Lori Ann Watson · Earlham College
In the contents: 1.2.1.02: Discovery of Subatomic Particles and the Bohr Atom · 1.2.02: The Schrodinger equation particle in a box and atomic wavefunctions · 1.2.2.01: Particle in a Box

External
Lifetime Fitness and Wellness
Lumen Learning · LibreTexts
In the contents: 01: Getting Started · 1.03: Assignment- Safety of Exercise Participation · 4.03: Target Heart Rate and Estimated Maximum Heart Rate

External
Physiology Labs at Home
Mark Kelly · Irvine Valley College
In the contents: 1.01: Part A- Percent change · 1.02: Part B- Percentage different · 1.03: Part 2- Diffusion- Temperature and Density Concentration Effects