A username and password were created at time of purchase or provided by BDS staff. Please do NOT create another account if you already have one. Clicking on BDS store (above) will allow you to login into our store as an existing customer OR to create an account if you are new to BDS. Customer support hours are 9 am to 11 pm Eastern Time. For assistance, email support (emails are responded to within 24 hours): support@bds.com

The Center for Behavior and Climate (CBC) courses are powered by Behavior Development Solutions.
SYSTEM REQUIREMENTS: We recommend using Google Chrome on Desktops and Laptops. Program issues may occur due to the use of an incompatible browser. For a list of compatible browsers and devices, and recommendations click here.


1. Try another browser
2. Try another device
3. Hard refresh your browser: https://en.scratch-wiki.info/wiki/Help:Hard_Refresh (close and restart your browser)
4. Clear your cache: https://kb.iu.edu/d/ahic (close and restart your browser)