Bebras Challenge



Practice with the Bebras Challenge from 2017 - Castors (years 4-6)

You are about to take part in a competition. As soon as you click Start below, the timer starts!

Warning: Because you're participating anonymously, if you close your browser, your session will be deleted, and you won't be able to continue where you left. If you close your browser after the competition, you won't be able to see how you scored.