Little genius is a traditional card machine, which needs to change cards, not update information, and buy batteries. Too old. Langdong has a children's computer, which is better? It is recommended that kimi preschool computer under Kuaiyidian, the five major audio-visual education brands in China, is better than Q2 of Reading Lang. Jimmy Lin endorsement, configuration is much better than Q2. Also equipped with anti-fall silicone cover.