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Take a picture of your world. Send it as a gift to someone that took a picture at the exact same time somewhere else in the world. In exchange you'll get his! You can reply to eac…
Enjoy a realistic simulation of various heat-sensitive surfaces reacting to the heat of your fingertips. Simple, yet surprisingly relaxing and entertaining ! 18 kinds of surface a…
6x7 = 48, 42, 36 or 52 ? How many multiplications can you resolve in a row? What if time matters? Train yourself and challenge your friends (or parents!) in a math high-score comp…