Can you find out what is special about the dimensions of rectangles you can make with squares, sticks and units?
Which armies can be arranged in hollow square fighting formations?
In this game the winner is the first to complete a row of three. Are some squares easier to land on than others?
Can you rearrange the cards to make a series of correct mathematical statements?
Some treasure has been hidden in a three-dimensional grid! Can you work out a strategy to find it as efficiently as possible?
Can you find a way to turn a rectangle into a square?