puzzle mathematics

The Everything Kids' Games & Puzzles Book - (Everything(r) Kids) Abridged by Beth L Blair & Jennifer A Ericsson (Paperback)

Will Shortz Presents The Monster Book of KenKen - (Will Shortz Presents...) by Tetsuya Miyamoto & Kenken Puzzle LLC (Paperback)

Highlights Outdoor Puzzles (Paperback)

The Riddler's Puzzle Prank - (Bat-Family Adventures) by Steve Korté (Paperback)

The Pumpkin Patch Puzzle - (Nancy Drew & the Clue Crew) by Carolyn Keene (Paperback)

On-The-Go Puzzles Big Fun Activity Pad - (Highlights Big Fun Activity Pads) (Paperback)

Things That Go Puzzles - (Highlights(tm) Sticker Hidden Pictures(r)) (Paperback)

Brain Games - Sticker by Letter: Playful Pets (Sticker Puzzles - Kids Activity Book) - (Spiral Bound)

Ms. Pennypickle's Puzzle Quest - by Chris Grabenstein (Hardcover)

Totally Awesome Dot-To-Dot Puzzles - by Parragon Books (Paperback)

Baseball Word Puzzle Fun for Kids - by Rita Hogan Keuten (Paperback)

A to Z Mysteries: The Panda Puzzle - by Ron Roy (Paperback)

Solve It! -- Number Games for Big Thinkers: More Than 120 Fun Puzzles for Kids Aged 8 and Above - by Collins Kids (Paperback)

Glitter Easter Hidden Pictures Puzzles - (Highlights Fun to Go) (Paperback)

The Great Lego(r) Puzzle Book - by Jacob Berg (Hardcover)

The Ultimate Wizarding World Puzzle Book - by The Editors of Mugglenet (Paperback)

Neon Valentine's Day Hidden Pictures Puzzles - (Highlights Fun to Go) (Paperback)

Mk's Detective Club: The Double Trouble Puzzle - by James Patterson & Keir Graff

Logic Puzzles for Clever Kids - by Molly Lynch (Paperback)

The Everything Kids' More Puzzles Book - (Everything(r) Kids) by Scot Ritchie (Paperback)

Color-In Stickers and Puzzles! Silly Snackimals - (Highlights Fun to Go) (Paperback)

Brain Games - Sticker by Letter: Robots (Sticker Puzzles - Kids Activity Book) - by Publications International Ltd & Brain Games & New Seasons

Scratch-Off Hidden Pictures Mysterious Ocean Puzzles - (Highlights Scratch-Off Activity Books) (Spiral Bound)

Brainplay Trickiest Puzzles Ever - (Brainplay Puzzle Books) (Paperback)