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.

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Featured IntroPhys Resource

Problem Based Learning for College Physics
This web site contains a collection of field-tested problem-based learning (PBL) activities for introductory physics classes. The site also includes background and references on the PBL approach.
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Latest Source Materials

Jul 28 Introductory Physics for the Life Sciences Conference
Jul 24 Interactive Video Vignettes: Projectile Motion
Jul 6 EjsS Reader for Mobile Platforms
Jun 24 Molecular Expressions: Reflection of Light

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

December 17th History

1969: Project Blue Book was closed by the US Air Force after concluding that there was no evidence of extraterrestrial spaceships behind thousands of UFO sightings.
Source: Physics Infomall.