If you don't have an email address registered with Membean, you'll need to ask your teacher to reset your password, and you can stop reading now. Otherwise...
We all suffer from memory lapses, and sometimes passwords are forgotten.
How to Reset Your Password
Look for the link that says "forgot?" and click on it
Fill in the email address you used to sign up with Membean.
Check Your Email
You'll receive an email from Membean with instructions on how to reset your password. Make sure you check your spam!