Amazing A-Z AlphaQuest Seek & Find Challenge Puzzle Book: Discover Over 2,500 Brilliantly Illustrated Objects! (Fox Chapel Publishing) 26 Puzzles with a Variety of Hidden Objects – Adult Activity Book Andrew Ruhren
Will Shortz Presents Hard Sudoku Volume 8: 200 Challenging Puzzles (Will Shortz Presents, 8) Shortz, Will