brain teaser puzzle ball

Beyond Montague Island: Even More Mysteries and Logic Puzzles - (Montague Island Mysteries) by R Wayne Schmittberger (Paperback)

Puzzle Mania - by Sanjay Pappu (Paperback)

Kakuro, Level One - (Absolutely Nasty(r)) by Conceptis Puzzles (Spiral Bound)

The Sherlock Holmes Complete Puzzle Collection - (Y) by Tim Dedopulos (Hardcover)

Killer Puzzles - by Archer Thorne (Paperback)

The New York Times Will Shortz Presents Kenken - (Will Shortz Presents...) by New York Times & Tetsuya Miyamoto & Kenken Puzzle LLC (Paperback)

Absolutely Nasty(r) Kakuro Level Four - by Conceptis Puzzles (Paperback)

The Essential Book of Japanese Puzzles and How to Solve Them - by Gareth Moore (Paperback)

Return to Montague Island: More Mysteries and Logic Puzzles - (Montague Island Mysteries) by R Wayne Schmittberger (Paperback)

Will Shortz Presents Terrifying KenKen - (Will Shortz Presents...) by Tetsuya Miyamoto & Kenken Puzzle LLC (Paperback)

Will Shortz Presents Kenken for Your Vacation - (Will Shortz Presents...) by Tetsuya Miyamoto & Kenken Puzzle LLC (Paperback)

Mental_floss Logic Puzzles - by Brian Cimmet (Paperback)

Absolutely Nasty(r) Kakuro Level Three - by Conceptis Puzzles (Paperback)

Will Shortz Presents Kenken for Your Coffee Break - (Will Shortz Presents...) by Tetsuya Miyamoto & Kenken Puzzle LLC (Paperback)

Will Shortz Presents Kenken to Go - (Will Shortz Presents...) by Tetsuya Miyamoto & Kenken Puzzle LLC (Paperback)

The End of the World Puzzle Book - by Gareth Moore & Laura Jayne Ayres (Paperback)

Escape Room Logic Puzzles - by Francis Heaney & Scott Weiss (Paperback)

The Times Japanese Logic Puzzles - (Paperback)

Meet Me at the Puzzle Cafe - by Gareth Moore & Sara Sehdev (Paperback)

Montague Island Mysteries and Other Logic Puzzles - by R Wayne Schmittberger (Paperback)

Absolutely Nasty(r) Kakuro Level One - by Conceptis Puzzles (Paperback)

Absolutely Nasty(r) Kakuro Level Two - by Conceptis Puzzles (Paperback)

Relaxing Brain Games for Adults - (Relaxing Games for Adults) by Callisto Publishing (Paperback)

Brain Games - Ultimate Brain Challenge - by Publications International Ltd & Brain Games (Spiral Bound)