1. used for too long, resulting in poor contact;

2. It was flooded before and didn't dry thoroughly, and then it was short-circuited;

3. Processing some information that can't be processed leads to the collapse of the robot.

With its rich learning content and multi-functional interactive mode, early education machine makes parents yearn for it, but it is not as magical as parents think. Its function is mainly auxiliary, and it needs the correct guidance of parents to play the role of early education. Three kinds of improper use of early education machine by children and parents not only make it impossible to play an early education role, but also affect children's growth.