Welcome to the Source

The Physics Source is a collection of resources for introductory college level physics courses. It includes curriculum, curriculum support material, reference material, and pedagogical and physics education research inspired content.

The Source relies on you, the community of teachers, to expand and maintain its holdings.

Featured Item

Featured IntroPhys Resource

Waves: An Interactive Tutorial
This collection of interactive tutorials on Waves covers topics ranging from basic motion through chains of oscillators and non-linear waves. Each tutorial is built around an interactive simulation that can be run on a wide range of devices.
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Mystery Image

Mystery Physics Image

Physics for Life
Sciences Project Wiki

Community project to update physics for the life sciences
Browse the IPLS Wiki

PER User's Guide

Evidence-based methods for teaching physics.
Visit the PER User's Guide

May 29th History

1919: Arthur Eddington collected photographs during a solar eclipse that he later were used to confirm that light is deflected by gravitational fields testing Einstein's theory of relativity.