This is the first book in the Brain Games: Picture Puzzles series. Two or more pictures that seemingly are identical are presented on the same page, but subtle

This book challenges your power of observation. Two or more pictures that seemingly are identical are presented on the same page, but subtle changes have been m

"4 levels: novice, master, expert, genius."

You can be sitting in the train working on a puzzle but it can take you far away from the everyday. Before you know it you're at your stop or about to pass it.

This picture puzzle book contains dozens of cute and hilarious dog photos for hours and hours of puzzles to work on. Four different skill levels