Wisdom Valley series conveys the concept of life education, and adopts the unique entertainment mode of "linked learning+multiple games" to provide scientific and systematic parent-child family education courses. By providing a well-structured theme, designing fresh and interesting theme books, picture books, animated DVDs, online interactions and various teaching toys every month, children are encouraged to learn independently by using different media characteristics, thus subtly shaping their self-confidence, responsibility, love and social skills and making them happy. According to the national conditions of China, Only Children's Education Research Center has specially developed the "Rubik's Cube for Parenting by Generations" to solve the parenting troubles and entanglements of grandparents and parents, enjoy the happiness of parents and children, and reassure parents.