8.7
This is a quiz which tests your mental calculation. How fast can you think?
This is a quiz which tests your mental calculation. How fast can you think?
- 4 posible answers
- All questions generated randomly.
- 60s 40s 20s mode
Great app for kids.
January 17, 2026
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January 13, 2026
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January 12, 2026
January 12, 2026
January 12, 2026