From the Guardian's very own puzzle master, Puzzle Ninja is a new collection following the bestselling Can You Solve My Problems?
The puzzle masters of Japan create the world's most satisfying puzzles. Each has a distinctive style but what unites them is their megawatt brains and the beauty of their hand-crafted puzzles, which will challenge and sharpen the mind. Alex Bellos has collected over 200 of their most ingenious puzzles, rated easy to excruciating, and introduces over twenty new types of addictive problems to solve.
Can you beat the puzzle masters to become a puzzle ninja?
Alex Bellos is brilliant on all things mathematical. He has a degree in Mathematics and Philosophy from Oxford. His bestselling, award-winning books Alex's Adventures in Numberland, Alex Through the Looking-Glass and Can You Solve My Problems? have won awards and been translated into more than 20 languages. He is the co-author of two mathematical colouring books and the children's series Football School. His YouTube videos have been seen by more than 20 million people. He writes a popular maths blog and a puzzle blog for the Guardian.