Caribou Contests: Math made fun, for everyone!

Caribou in Covid: Contests are running online as usual. Check out the FAQ for further questions.

Math Games, Practice Tests, and Challenges | Caribou Contests

Next interactive game question for all grades: Mazes

Mazes is the interactive game of the next contest. Click to head over to the game and start practising.

The Online Shop is now in Turkish!

Our online shop now accepts credit card payments in Turkish Lira. Anyone can access our online shop in Turkish by selecting "Language" in the menu and picking Turkish.

Free Math Resources and Contest Participation for Ukrainian Children

Students from Ukraine can try Caribou content for free. Go to the Online Shop for details.

Tired of waiting for the next Caribou Contest?

Purchase access to our math resources to keep you busy and prepared!

Caribou during COVID?

Students can access all content, even the contests, from home or school.
Click to see common COVID-related questions.

Random Game: Towers of Hanoi

Move the tower of disks to another post to solve this logic-based puzzle.

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Today's Calcrostic Puzzle

aa +  b = ac
 × -  + +  -
 b +  d = aa
 = =  = =  =
bb / aa =  b

What is This? | How to Solve It?

Yesterday's Solution

 68 × 8 = 544
  + × / /   -
 68 × 4 = 272
  = = = =   =
136 × 2 = 272