Classic Problems

Sissa's Reward

Age 11 to 14
Challenge Level

Sissa cleverly asked the King for a reward that sounded quite modest but turned out to be rather large...

Doesn't Add Up

Age 14 to 16
Challenge Level

In this problem we are faced with an apparently easy area problem, but it has gone horribly wrong! What happened?

Classic Problem - Tower of Hanoi

Age 14 to 16
Challenge Level

The Tower of Hanoi is an ancient mathematical challenge.