Want your brain teased? Then try our mathematical puzzles!

Puzzle
Balancing Rocks

Weighing balls

This puzzle is apparently used in job interviews — would you pass?

Puzzle
Hexagonal graph

Magic 19

Number the dots so that each line of three adds up to 22.

Puzzle
Dew on seed heads

Drips

Here's one of our favourite strategy games.

Puzzle
white x on blackboard background

Mystery number

Find the number x that satisfies two interesting properties.

Puzzle
Marvin the Paranoid Android in a museum

Mad robot

A mad robot sets off on a journey mindlessly following a set of instructions. Where will it explode?

Puzzle
Hands holding bars of unlocked Prison Cell

Jail break

How many prisoners escape after visits from wardens?

Puzzle
Cake with lots of candles

Prime birthday

Which very famous mathematician's birthday has this property?

Puzzle
Plentiful Cheese Board

Cheese cutting

How many pieces can you make out of a cube of cheese using a cheese wire?

Puzzle
Blue number 9

Finding the nine...

If you think you know how to use the numbers 1 to 9, then try our challenge!