CHILDREN'S ACADEMY SUMMER CLEAR SERIES - DIFFERENCE PUZZLES The Difference Puzzles Book prepared for children aged 2-4 consists of 24 pages. It is a gift in Write-Shake. Your child can play and delete the activities in the book over and over again. It is suitable for long-term use. Because book pages do not tear or deform easily. The book contains activities to find the differences between two pictures prepared under the supervision of an Expert Psychologist and a Child Developmentalist. Activity visuals have been prepared in a format that will attract children's attention, such as animals and seasons. While your child has fun with these activities, hand-eye coordination improves. Additionally, books support visual attention and focus skills.