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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!
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.
Can you put back these 5-square pieces?
Cut squares out of rectangles!
Help Benjamin and his mother prepare for their trip!
Look at this assortment of beautiful kites!
Tick tock! What time is it? Time to find your number!