You may also like

Have You Got It?

Can you explain the strategy for winning this game with any target?

Counting Factors

Is there an efficient way to work out how many factors a large number has?

Is There a Theorem?

Draw a square. A second square of the same size slides around the first always maintaining contact and keeping the same orientation. How far does the dot travel?

Squares, Squares and More Squares

Age 11 to 14
Challenge Level

Can you dissect a square into:

$4, 7, 10, 13\ldots$ other squares?
$6, 9, 12, 15 \ldots$other squares?
$8, 11, 14 \ldots$other squares?