It's hard to find a physics or chemistry teacher that doesn't use PhET Interactive Simulations, a free online science and math simulations platform founded at the University of Colorado Boulder in ...

Geometric optics is a confusing subject for many physics students, who often first encounter the subject in introductory college physics classes. Traditional instruction in geometric optics is not as ...

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 ...