You are here:
Time to show your marble collection! Is it unique?
Ring ring! Give the cards a call, they’ll tell you which one is yours!
Red or black? One question is all it takes to wow you!
With a few operations, find the values of the three dice!
Can you put back these 5-square pieces?
Cut squares out of rectangles!
Cot cot cot! The hens laid their eggs! Help John count how many there are.
Look at this assortment of beautiful kites!
This puzzle requires stamina!