No need, the advantages and disadvantages of Jojo reading pen. Jojo reading pen is suitable for young children. It is highly interactive and interesting and can improve children's interest in reading. It has clear sound quality and contains rich children's songs, stories and English learning content, which is helpful for children's language enlightenment and habit development. However, the Jojo reading pen is mainly aimed at young children and may not be suitable for children over three years old. Suitable ages for Jojo reading pen. Jojo reading pen is more suitable for children aged one to three years old. Jojo reading pen prices and resources. The Jojo reading pen is relatively affordable, but resources may be limited, especially for children over three years old. To sum up, if you have young children at home and want to use a reading pen to improve your child's reading interest and language learning ability, then buying a Jojo reading pen may be a good choice. However, if your child is older or has higher requirements for the resources and functions of a reading pen, you may need to consider other brands or types of reading pens.