0 1 Serena Rushing Forward Suitable age: 3-6 years old. Introduction: The picture book shows how a small sperm becomes a baby in a way that children can understand. Recommended reason: "Serena Rushing Forward" understands how she came to this world from the perspective of children, and is called the first book of "Enlightenment of Children's Sex Education".

02 How My Parents Got Me Suitable Age: 3-6 years old. Picture book introduction: Through the main line of "How did my parents have me", tell the children the difference between men and women, and introduce what pregnancy is all about. Highlight: This picture book is very suitable for children's sex education in China.

03 Our Body is suitable for age: over 2 years old. Introduction: It introduces the life formation, birth and growth of the baby, as well as the baby's muscles, bones, heart and blood. Highlight: This is a super fun organ book! Douban scored as high as 9.5 points.

04 "What Couple in the Body" is suitable for age: 2-6 years old. Introduction to the picture book: Why are boys and girls different? Why did Mom and Dad put Mao Mao there? Because there are Mr. and Mrs. Holland in the body. Highlight: This is an embarrassing picture book about sex education, written by Babe Cole, a famous British children's literature writer and illustrator.