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Create mathematical artworks, just like Escher did!
Tonight, everyone can be a king!
Time to show your marble collection! Is it unique?
Are you up for a challenge? You’re not allowed more than three cuts of a knife!
Help Ludo wrap his rope around the tree!
People are getting on and off the bus. Find out what happens!
Ring ring! Give the cards a call, they’ll tell you which one is yours!
Thieves! Help Richard figure out the dimensions of the stolen piece.
With a few operations, find the values of the three dice!