Sherlock Holmes Case-book of Curious Puzzles: A Collection of Enigmas to Puzzle even the Greatest Detective

The Mammoth Book of Fun Brain-Training: A puzzle a day for a year – Hanjie, Futoshiki, Slitherlink and many more

The Amazing Sherlock Holmes Puzzle Book: A Cornucopia of Conundrums Inspired by the World's Greatest Detective

Edgar Allan Poe Puzzles: Puzzles of Mystery and Imagination

Alice in Wonderland Puzzles: With Original Illustrations by Sir John Tenniel

Pyramid Puzzles

Jungle Puzzles

Ocean Puzzles

Think Outside the Box

Seeing Is Believing

It's Only Logical

Sherlock Holmes Compendium of Mysterious Puzzles

Leonardo da Vinci Puzzles: Creative Challenges Inspired by the Master of the Renaissance

Tutankhamun and the Puzzles of Ancient Egypt

Einstein Puzzles: Brain Stretching Challenges Inspired by the Scientific Genius

Mindfulness Puzzles for Your Kindle: Relaxing Puzzles to De-stress and Unwind

Lateral Logic: Puzzle Your Way to Smart Thinking

The Penguin Book of Puzzles: Solve these wonderfully perplexing logic puzzles

Not So Ordinary

The Rough Guide Book of Brain Training