Murdle: Volume 1 (Murdle, 1)

Difficult Riddles For Smart Kids: 300 Difficult Riddles And Brain Teasers Families Will Love (Thinking Books for Kids)

Brain Games - Large Print Word Search (Swirls)

The Easy and Relaxing Memory Activity Book for Adults: Includes Relaxing Memory Activities, Easy Puzzles, Brain Games and More

Brain Games - Scavenger Hunt Puzzles

Brain Games - Criminal Mind Puzzles

Brain Games - To Go - Sudoku

The Ultimate Fun Adult Activity Book: Logic Puzzles, Sudoku, Mazes, Word Searches, Crosswords, Acrostics, Coloring, and More!

The Ultimate Brain Health Puzzle Book for Adults: Crosswords, Sudoku, Cryptograms, Word Searches, and More! (Ultimate Brain Health Puzzle Books)

Big Book of Sudoku: Over 500 Puzzles & Solutions, Easy to Hard Puzzles for Adults (Brain Busters)