Would GCHQ recruit you? Pit your wits against the people who cracked Enigma in the official puzzle book from Britain's top secret intelligence and security organisationOver the …
Want to keep your brain active and in trim? Challenge your mind with The Penguin Book of Puzzles . . .From the riddles of the ancients to puzzles that perplex the greatest minds of …
Train your brain with these fiendishly difficult puzzles, the perfect companion for anyone wanting to keep their mind busy'Fiendishly tricky' Daily MailWith their first bestselling …
Have you got what it takes? Sharpen your mind with Who Wants to be a Millionaire - The Quiz Book and see if you would win the £1,000,000 jackpotAnd remember, no cheating . . …
