25x25 Sudoku

If you are a fan of traditional sudoku but need an extra challenge then this is the book for you. Packed with full page sized puzzles, this collection of sudoku is sure to give you hours of fun.

The instructions are simple: place each number from 1 - 25 exactly once in each row, column and bold-lined 5x5 box. You'll never need to guess when solving these puzzles, and they each have a unique solution. Can you solve them all?

Full solutions are listed towards the back of the book so if you get stuck along the way- take a peek there

For other puzzle books and gift ideas, visit www.puzzle-book.co.uk