PhET Interactive Simulations from University of Colorado Boulder Chemistry-based simulations, some translated into different languages. Search by subject and grade level. MERLOT Materials: Chemistry ...

PhET sims range from simple topics such as 'Balloons and Static Electricity' where the user rubs a balloon on a sweater to see the electrons transferred and observe the resulting attraction, to ...

Traditional instruction in geometric optics is not as effective as using interactive simulations. PhET Interactive Simulations created a geometric optics Flash simulation in 2004, but modern browsers ...