The process of growth for children is definitely important. Since in children growth stage, parents do proper guidance and all round of children’ potential development will be helpful for their future . Lu Hsun once said:” Play is the child's best behavior, and toys are their good angels”. And Chen Heqin, the Chinese famous Children Psychological Educationist also said :Play is important, but toys are more important”. Therefore whether children can enjoy more happiness and education during they play , it also relates the toys closely.

   Naughty Castle is becoming one of the most popular games for its attractive appearance design and reasonable structure. Hence it is quite meaningful to make some studies. The most evident difference among the varieties of playthings is the dimension become more and more smaller , but all have the convergent idea for its appearance.

   Toys play a very important role in children’s growth, not only the overall scientific designs but also the packaging have decisive effect on children’s intelligence development. What’s more, children’s growth is a significant social issue nowadays. In that case, we need pay  more attention to all aspects about toy designs and packaging.

   Children naughty castle as one of the most popular playgrounds among kids, in our point of view it is actually a big toy for children. And the child can  enhance more practice of capacities of will through playing kinds of amusing games in the castle. That is also helpful for his mental growth in a manner.