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Help Ludo wrap his rope around the tree!
People are getting on and off the bus. Find out what happens!
With a few operations, find the values of the three dice!
Cut squares out of rectangles!
Listen up, brave adventurers! Can you guess what the chief won?
No matter what time zone you’re in, it’s time to solve a puzzle!
Watch out! There’s an explosion of water lilies in the pond!
This arithmetical triangle can guess your card every time!
Impress your friends with your amazing calculation skills!