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46 results

The Helper's Compass

CC BY (Attribution)   English

Author(s): Jason Florin

Subject(s): Social welfare, social policy and social services, Care of people with mental health conditions

Institution(s): College of DuPage

Publisher: College of DuPage Digital Press

Publication date: 2023-08-01

Last updated: 2025-09-23

Conceptual Physics

CC BY-NC (Attribution NonCommercial)   English

Author(s): Alyssa J. Pasquale, Ph.D., David R. Fazzini, Ph.D., Carley Bennett, Ph.D.

Subject(s): Physics

Institution(s): College of DuPage

Publisher: College of DuPage Digital Press

Publication date: 2024-01-18

Last updated: 2025-08-25

English 1101 OER Resources

CC BY (Attribution)   English

Author(s): Jillian Grauman, Mary Childers

Subject(s): Language and Linguistics

Institution(s): College of DuPage

Publisher: College of DuPage Digital Press

Publication date: 2022-08-19

Last updated: 2025-08-19

Psychedelic Mindview

CC BY-NC (Attribution NonCommercial)   English

Author(s): Bruce Sewick

Subject(s): Social welfare, social policy and social services

Institution(s): College of DuPage

Publisher: College of DuPage Digital Press

Publication date: 2025-05-24

Last updated: 2025-07-07

Introduction to Psychology, 4th Edition

CC BY-NC (Attribution NonCommercial)   English

Author(s): Ken Gray, Elizabeth Arnott-Hill, Or'Shaundra Benson, Maureen Gray

Subject(s): Psychology

Institution(s): College of DuPage

Publisher: College of DuPage Digital Press

Publication date: 2024-08-14

Last updated: 2025-05-21

Addictions Counseling Essentials

CC BY (Attribution)  12 H5P Activities    English

Author(s): Andrea Polites, Bruce Sewick, Jason Florin, Julie Trytek

Subject(s): Health, illness or addiction: social aspects

Institution(s): College of DuPage

Publisher: College of DuPage Digital Press

Publication date: 2024-01-22

Last updated: 2025-04-22

A Slightly Stronger Result for Monotone Functions

CC BY (Attribution)   English

Author(s): Larry Lipskie

Subject(s): Differential calculus and equations

Institution(s): College of DuPage

Publisher: College of DuPage Pressbooks

Publication date: 2022-12-30

Last updated: 2025-04-09

A continuous function is strictly monotone over an interval that contains no critical points in its interior.

An Ellipse Has Four Vertices

Public Domain   English

Author(s): Larry Lipskie

Subject(s): Mathematics, Analytic geometry, Algebra, Differential calculus and equations

Institution(s): College of DuPage

Publisher: College of DuPage Pressbooks

Publication date: 2022-12-30

Last updated: 2025-03-23

Some contemporary textbooks indicate that an ellipse has just two vertices. This article demonstrates that an ellipse has four vertices.

Constitutional Law Comes Alive: An Innovative Approach 2e

CC BY-NC-SA (Attribution NonCommercial ShareAlike)  5 H5P Activities    English

Author(s): Tauya R. Forst, Richard J. Forst

Subject(s): Constitutional law and human rights

Publisher: College of DuPage Digital Press

Publication date: 2023-08-04

Last updated: 2025-03-13

The Recovery Process

CC BY (Attribution)   English

Author(s): Bruce Sewick

Subject(s): Social welfare, social policy and social services

Institution(s): College of DuPage

Publisher: College of DuPage Digital Press

Publication date: 2023-08-18

Last updated: 2025-03-10