Designed to present a tough challenge, these puzzles are divided into three levels of difficulty, the final of which is for true...

Inspired by the genius problem-solving skills of World War II codebreaker Alan Turing, these puzzles are divided into three...

Alan Turing is often called the father of modern computing. During World War II, he worked at Bletchley Park, where top secret...

Published in association with the Turing Trust, this challenging collection of more than 120 puzzles will put your number and...

This collection of over 130 puzzles are divided into three levels of increasing difficulty, the final of which is intended for...

Alan Turing is often called the father of modern computing. During World War II, he worked at Bletchley Park, where top secret...

Alan Turing is often called the father of modern computing. During World War II, he worked at Bletchley Park, where top secret...

Follow in the footsteps of famous World War II codebreaker Alan Turing who used impeccable logic to decipher the military codes...