Puzzle

Puzzle pageDo five suffice?

Puzzle pageTiling troubles

Puzzle pageCrack a code with Enigma

Puzzle pagePlus magazine sudoku

Puzzle pageGreater than sudoku!

Puzzle pageHave a go at this Plus-themed Sudoku variation.

Puzzle pageSudoku around the clock

Puzzle pageOpen your very own can of worms

Puzzle pageShifting large buildings

Puzzle pageA proof with a hole

Puzzle pageDuplex difference Sudoku