Start the year with a contest

Join our fun Sumdog contests


Last year over 1.6 million students participated!
Students answer mathematics questions specifically chosen for them so everyone has a fair chance at winning.

It doesn’t take long – even an hour can be enough to get a high score.

It’s really quick and easy to enter. Simply click here to enter your class.

The winner will receive a free class subscription for a year. This means unlimited access to reports, games and activities. Students can also win certificates and participation rewards.

If you have any questions, please contact us.