Before you leave...
Take 20% off your first order
20% off
Enter the code below at checkout to get 20% off your first order
Discover summer reading lists for all ages & interests!
Find Your Next Read

Test your wits against 210 brand-new killer sudokus with this formidable collection of the world's favourite puzzle.
This compilation draws on all the knowledge of the expert puzzle writers at the Guardian, whose killer sudokus are enjoyed by hundreds of thousands of people every day. All of your logical reasoning will be required to solve these previously unpublished puzzles, specially designed to increase in difficulty as the book progresses.
Thanks for subscribing!
This email has been registered!
Take 20% off your first order
Enter the code below at checkout to get 20% off your first order