Train the Brain: Use It or Lose It

Naomiki Sato's Origami Roses: Create Lifelike Roses and Other Blossoms

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

How to Solve a Rubik's Cube: The Easy Solution to The Rubik's Cube, A Beginner's Guide to Solving This Puzzle, Quick and Easily! (3x3 Cube) (Rubix) (2nd Edition)

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

My Best Mathematical and Logic Puzzles

Tutankhamun and the Puzzles of Ancient Egypt

How to Make Origami Airplanes That Fly

Lateral Logic: Puzzle Your Way to Smart Thinking

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

Shogi Japan's Game of Strategy

Einstein Puzzles: Brain Stretching Challenges Inspired by the Scientific Genius

Akira Yoshizawa, Japan's Greatest Origami Master: Featuring over 60 Models and 1000 Diagrams by the Master

Stay Sharp!: Advice, Puzzles and Activities to Keep Our Brains Active in Later Life

Warigami: Combined Arms Origami

Sherlock Holmes Compendium of Mysterious Puzzles

Winning Go: Successful Moves from the Opening to the Endgame

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

Origami Boxes: This Easy Origami Book Contains 25 Fun Projects and Origami How-to Instructions: Great for Both Kids and Adults!