math puzzle

Massive Book of Mensa(r) Puzzles (4 Books in 1!) - by David Millar & Fred Coughlin & American Mensa (Paperback)

Easy Crossword Puzzle Book For Lazy Sunday - by Speedy Publishing LLC (Paperback)

Brain Games - USA Word Search Puzzles (#5) - by Publications International Ltd & Brain Games (Spiral Bound)

How to Think - Logical Thinking Puzzles - by Charles Phillips (Paperback)

Sudoku Large Print 101 Puzzles Easy to Hard - by Game Nest (Paperback)

Simon & Schuster Mega Crossword Puzzle Book #19 - (S&s Mega Crossword Puzzles) by John M Samson (Paperback)

Brain Games - Take-Along - Sudoku Summer-Themed Fruit Design Portable Variety Puzzle Book - by Publications International Ltd & Brain Games

Brain Games - Picture Puzzles: Amazing Places - How Many Differences Can You Spot While Boosting Your Travel Trivia? - (Spiral Bound)

Great American Road Trip Puzzle Book - (Great American Puzzle Books) by Applewood Books (Paperback)

200 Stress-Relieving Sudoku Puzzles to Sharpen Your Mind - (Puzzle Books for Brain Health) by Maria Shriver & Patrick Schwarzenegger & Mosh

Devotional Crossword Puzzle Book: Renew Your Mind - by Dayspring (Spiral Bound)

Brain Games - Find the Kitten - (Brain Games - Picture Puzzles) by Publications International Ltd & Brain Games (Spiral Bound)

Brain Games - Word Search Puzzles (Arrow) - by Publications International Ltd & Brain Games (Spiral Bound)

New York Times Games Classic Crossword Puzzles (Coffee and Cream) - (Hardcover)

Wordsearch - (Sirius Elegant Puzzles) by Eric Saunders (Paperback)

The New York Times Large-Print Bright & Brilliant Crossword Puzzles - Large Print (Paperback)

The New York Times Daily Crossword Puzzles: Thursday, Volume 1 - (Paperback)

Brain Games - Sherlock Holmes Puzzles (#1) - by Publications International Ltd & Brain Games (Spiral Bound)

The New York Times Best of the Week Series: Sunday Crosswords - (New York Times Crossword Puzzles) (Spiral Bound)

The Nautical Puzzle Book - by The National Maritime Museum (Hardcover)

Puzzles for Parkinson's Patients - by Kalman Toth M a M Phil (Paperback)

Wordsearch - (Sirius Elegant Puzzles) by Eric Saunders (Paperback)

Brain Games - To Go - Pixel Puzzles - by Publications International Ltd & Brain Games (Spiral Bound)

Quote Acrostic Favorites - (Puzzle Books for Fun) by Charles Preston (Paperback)