Challenging find the difference puzzles help boost your child's level of focus and attention. More time would have to be spent finding the difference between seemingly similar pictures. Sometimes, kids could become impatient but that's just part of the brain training process. So what are you waiting for? Get a copy and encourage your child to start solving today. | Challenging Find the Difference Puzzle Books for Kids by Educando Educando Kids, Paperback | Indigo Chapters