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Time to show your marble collection! Is it unique?
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!
Look at this assortment of beautiful kites!
Help Benjamin and his mother prepare for their trip!
Tick tock! What time is it? Time to find your number!
Can you figure out how long Pascal was on vacation for?