How do I update my profile?
Go here to sign in and edit your profile.
Do I need an account to use PhET?
You do not need an account to open or download any simulations. You will need an account to download teacher-submitted activities or watch teacher primer videos. Go here to register for a free account.
I did not receive the confirmation email after creating my account.
You can resend the email confirmation here.
Sometimes, the confirmation will be marked as "spam" or be filtered by your email server. If you do not receive the second confirmation, try whitelisting "phethelp@colorado.edu" and resending the confirmation above.
