In order to develop the child’s intelligence, parents need to accompany the child, give him/her more sensory stimulation and read more. In infancy and early childhood, we can stimulate the child’s eyesight by looking after him/her, exercise his/her perceptual ability by letting him/her grasp, and exercise his/her functional system. Parents also need to pay more attention to the company, have the conditions to take the child to travel every year, let the child perceive nature, in different places to feel different cultures, regions to broaden the child’s horizons. At the same time, let the child develop good reading habits, love of reading, enrichment of knowledge, broaden their horizons, can keep the brain active. The knowledge in the book is all-encompassing, can lead the child to appreciate the wider world, can let the child become a learned and knowledgeable person.