Caribou in Covid: Contests are running online as usual. Check out the FAQ for further questions.
Next interactive game question for all grades: Sudoku
1, 2, 3, 4, 5, 6, 7, 8, 9
Tell those numbers to get in line!
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.
Practice for the interactive Calcrostic challenge
Flex your math muscles and sleuthing skills!
For more puzzles, pick up the Puzzle Book in our Online Shop!
May the next contest put a spring in your step!
We wish you all best of luck in the last challenge in the 2021-2022 Caribou Cup.
Tired of waiting?
Check out our online math learning resources to keep you busy and prepared for the next contest!
Caribou during COVID?
Students can access all content, even the contests, from home or school.
Click to see common COVID-related questions.
Random Game: Mazes
When you learn the properties of these puzzles, you'll be aMAZEd at how quickly you can solve them!
Today's Calcrostic Puzzle
abac / ade = d - / + × + fgb / he = jb = = = = = jhc - jbg = jd
Yesterday's Solution
8 × 27 = 216 + × / / - 16 × 9 = 144 = = = = = 24 × 3 = 72
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