Age-appropriate enlightenment, parent-child learning together. The growth of babies begins with many firsts, such as the first time learning to speak and the first time learning to walk. "Super Baby JOJO" age-appropriate nursery rhymes are designed for 13-year-old babies. They use common scenes and interesting things in the growth life of baby JOJO to attract babies to imitate and learn, and stimulate babies' language expression and desire to explore. Help babies learn and understand the world at the right age, support parents to raise children easily, and encourage parents to appreciate and accompany their children to grow happily.