puzzle

Should you put all your eggs in one basket?
How many times can't you tell the time?
Fun with fuses
What it takes to win Wimbledon
Russian roulette
The coloured hat exam Three students have been put in detention by their evil maths teacher, Mr Chalk.
Do five suffice?
Tiling troubles
Crack a code with Enigma
Plus magazine sudoku
Greater than sudoku!
Graph theory helps answer Sudoku questions