PhET Interactive Simulations at the University of Colorado Boulder provides free, research-based math and science simulations for all education levels. All simulations and resources are open source ...

This project brings together researchers in embodied cognition with researchers and technologists in inclusive design. With the PhET simulation Ratio and Proportion, learners can explore finding and ...

Strong Points: Simulations run well; all simulations are free to use and cover a wide variety of topics. One of the easiest ways to demonstrate novel concepts to students is through hands-on ...