Brain Games: Halloween Picture Puzzles : This book, from the popular Brain Games: Picture Puzzles series, challenges your power of observation. Two or more pictures that seemingly are identical are presented on the same page, but subtle changes have been made to one of the pictures -it's up to you to find out what has been altered. The pictures in Brain Games: Halloween Picture Puzzles are of a variety of spooky scenes, including pumpkins, scarecrows, kids in costumes, Halloween candies, and more. The book is divided into four sections of picture puzzles, each of which is more difficult than the last. Can't find all the changes? No problem solutions to the puzzles are provided in the final section of the book.