Thanks! Your registration has been received.
If you're a new member, check your email for your registration confirmation, including a username and password for our member dashboard.
If you're an existing member, our customer service team will check to make sure we don't have different emails on file, and update your membership with the new expiration date.
If you need a receipt, or think you might have several different email addresses on file with The Principal Center, contact our customer service team at [email protected] or 1-800-861-5172.
Frequently Asked Questions
We are likely already a vendor in your district under The Principal Center or Achievement Science Inc.
If we're not already set up as a vendor in your system, please email [email protected] or call 1-800-861-5172 and our customer service team will be happy to assist and complete any required paperwork.
Please allow up to 15 minutes for your confirmation email to arrive, and check your spam folder. If you still can't find it, please email [email protected] or call 1-800-861-5172
If you're an existing member, you will not receive a new login—please contact us if you think you might have multiple email addresses on file.
Yes, if you'd like to register a group, please email [email protected] or call 1-800-861-5172 and our customer service team will be happy to assist.
Note: If you wish to register multiple people from a single computer, please use a new "Incognito" or "Private Browsing" window each time, to ensure that a new account is created for each person; otherwise, each new registrant's information may overwrite the last. We can assist if this occurs.