1001 Fun Things to Find: The Ultimate Seek-and-Find Activity Book: Time Yourself, Challenge Your Friends, Train Your Brain (Happy Fox Books) 25 Hidden Object Puzzles for Kids Age 6-10 (Beat the Clock)

1001 Fun Things to Find: The Ultimate Seek-and-Find Activity Book: Time Yourself, Challenge Your Friends, Train Your Brain (Happy Fox Books) 25 Hidden Object Puzzles for Kids Age 6-10 (Beat the Clock)

The Hardest Hidden Pictures Book Ever: The Hardest Hidden Pictures Book Ever (Highlights Hidden Pictures Puzzles) Over 1,500 Hidden Objects to Search and Find, Hardest Look-and-Find Book

Silliest Hidden Pictures Puzzles Ever: 144 Pages of Silly Puzzles, Tongue Twisters, Jokes and Activities with Over 1,450 Hidden Objects to Find (Highlights Hidden Pictures)