Kakuro can be considered a type of crossword where the clues appear as sum totals and the answers are a sequence of numbers. When added together, the numbers match the given totals...
Contrary to popular belief, you do not need to be good at maths to solve a Sudoku! The puzzles are based on the principles of logic and recent variants have been created which use systems of letters, shapes or colours instead of numbers. To help you get started...