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Flash Cards

💡Benefits

Sum of the flashing numbers

🎮How to play

Sum of the flashing numbers

Frequently asked questions

Yes, on MentalMath the Flash Cards game is free and works without registration.
The child must remember the numbers on flashing cards and add them up, which trains fast calculation and memory at the same time.
From age 7: the number of cards and the speed are tuned to the child's level.
Yes, it is comfortable on a phone or tablet screen and also works on a computer.
A regular 5 to 10 minutes a day improves both calculation and memory speed.
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