math logic puzzles

Sudoku Puzzle books for Adults Easy to Extreme Brain Exercises - by Senor Sudoku (Paperback)

Green Belt Sudoku(r) - (Martial Arts Puzzles) by Michael Rios (Paperback)

New York Times Crosswords for a Relaxing Weekend - (New York Times Acrostic Crossword Puzzles) (Paperback)

The Shakespeare Puzzle Book - by Roland Hall (Paperback)

The Imperial War Museums Code-Breaking Puzzles - by Imperial War Museum & Richard Wolfrik Galland (Paperback)

New York Times Large-Print Spring Forward Crossword Puzzles - (Paperback)

The New York Times Easy Crossword Puzzle Omnibus, Volume 6 - by Will Shortz (Paperback)

The New York Times Easy to Not-So-Easy Crossword Puzzle Omnibus Vol. 6 - (Paperback)

Brain Games - Horses Word Search Puzzles - Large Print - (Brain Games Large Print) by Publications International Ltd & Brain Games (Spiral Bound)

Word Search Puzzles for Brain Fitness - (Brain Fitness Puzzle Games) by Matthew Stock (Paperback)

The New York Times Crosswords for Your Bedside - (New York Times Crossword Puzzles) by Will Shortz (Paperback)

The New York Times Crosswords for Your Lunch Hour - (New York Times Crossword Puzzles) by Will Shortz (Paperback)

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

The New York Times Best of Friday Crosswords - (New York Times Crossword Puzzles) by Will Shortz (Paperback)

Third-Degree Green Belt Kakuro - (Martial Arts Puzzles) by Conceptis Puzzles (Paperback)

Sudoku for Brain Fitness - (Brain Fitness Puzzle Games) by Steven Clontz & Julie Demyanovich (Paperback)

Sherlock Holmes: Mind Palace Puzzles - by Tim Dedopulos (Paperback)

Brain Games - Stress Free: Word Search Puzzles (320 Pages) - by Publications International Ltd & Brain Games (Spiral Bound)

Crosswords - (Sirius Patterned Edge Puzzles) by Eric Saunders (Paperback)

The Amazing Brain Health Puzzle Book for Adults - by Peter Tremblay (Paperback)

The New York Times Sunday Crossword Omnibus - (New York Times Sunday Crossword Puzzles) (Paperback)

Merriam-Webster's Word Puzzle Adventures - (Paperback)

New York Times Games Truly Tough Crossword Puzzles Volume 4 - (Paperback)

The New York Times Easy Crossword Puzzles Volume 20 - (Spiral Bound)