- 58%: Minds on Physics: Fundamental Forces and Fields, Activities and Reader
- 54%: Minds On Physics: Motion, Activities & Reader
- 54%: Minds On Physics: Interactions, Activities & Reader
- 53%: Minds on Physics: Complex Systems, Teacher's Guide
- 52%: Minds On Physics: Conservation Laws and Concept-Based Problem Solving, Activities and Reader
- 52%: Minds on Physics: Advanced Topics in Mechanics, Activities & Reader
- 36%: PhET Teacher Ideas & Activities: Wave Unit
- 33%: PhET Teacher Ideas & Activities: Wave Demonstrations: Water, Sound, Light
- 32%: PhET Teacher Ideas & Activities: Wave on a String--The Basics
- 32%: PhET Teacher Activities: My Solar System-Gravity Lab
- 31%: PhET Teacher Ideas & Activities: Waves Review
- 31%: Hands-On and Minds-On Modeling Activities to Improve Students' Conceptions of Microscopic Friction
- 31%: PhET Teacher Activities: Introduction to Oscillations
- 31%: A Study of Graduate Students in an Astrophysics Bridging Year: Identifying Contradictions in a Complex System
- 30%: Millikan Lecture 1999: The workplace, student minds, and physics learning systems
- 30%: PhET Teacher Ideas & Activities: Waves on a String Discovery Activity
- 30%: PhET Teacher Ideas & Activities: Wave Clicker Questions
- 30%: PhET Teacher Activities: Experimental Design with Forces
- 30%: PhET Teacher Activities: Hooke's Law
