problem
Favourite
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...
problem
Favourite
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?
problem
Favourite
Classic Problem - Tower of Hanoi
Age
14 to 16
Challenge level
The Tower of Hanoi is an ancient mathematical challenge.