We need your help!
PhETsims will always be free, but we need your help.
Support PhET during our annual campaign.
Donate here. Or by clicking on the Donate Now button at phet.colorado.edu.
PhETsims will always be free, but we need your help.
Support PhET during our annual campaign.
Donate here. Or by clicking on the Donate Now button at phet.colorado.edu.
Many thanks to PhET team! I believe those who currently make their first steps in science with the help of these sims will never forget this and will do their best to support, so far I will do my best as well.