Yhteydenotto

PhET-projekti:

c/o Oliver Nix
University of Colorado 390 UCB
Boulder, CO 80309-0390

Käyttöoikeustiedot:

We have licensing information for the interactive simulations and their source code.

Sähköposti:

Please address all electronic correspondence to: phethelp@colorado.edu, or see information on donating to PhET.