Do you think you're good at math? Prove it in Countdown Calculator. It's the ideal educational game to help you with your mental calculations. This game offers us a countdown and you'll have to try to indicate as right or wrong as many operations as possible before the time runs out.
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The best way to rack your brains is to spend some time every day trying to solve puzzles. These games will make those moments great fun.
There aren't many games as addictive as this puzzle and brainteaser title. In What's inside the box? you'll have to...
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