The content of the book is designed especially for preschool and nursery children .. It is more suitable for children between the ages of 2 and 6 years old .. It helps them to learn the numbers from 1 to 10. It also help children to improve their skills in pen holding, learning writing and blending colors and other things related to coloring and drawing .. It also helps children enrich their imagination and mind with scientific value in a simple, fun and attractive way, and encourages children to learn more and collecting knowledge.