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.