The child\’s lack of security can be seen at a glance. \”Why is my child different from others?\” Recently, my friend Qingqing asked me for help in great distress. Recommended books on scientific parenting. I really hope my parents have read this book and download the electronic version. Her son is over three years old. Children of the same age at this age can already attend early education classes by themselves, and let their mothers go out or…