This item is a cognitive model toy kit made of plastic materials, mainly used to help children improve their cognitive abilities and understand the growth cycle of butterflies and snail. Made with craftsmanship, it has quality and will not be easily . Through this set of simulation models, children can have more fun and effectively learn more about insects and animals. Features - ColorAssorted Color - Material: Plastic. - Size: 10.50X5.50X0.50cm/4.13X2.16X0.20inch. - Designed for children, it is light and practical, easy to grasp, and can be carried around. - These models can help children explore nature and understand life in a safer way. - Simulate the life cycle of real butterflies and snail to help children and cultivate their sense of awe in life. - This kit can roughly help your child understand the growth cycle of butterflies and snail in detail and learn biological growth knowledge. - The model has good craftsmanship details, is small and , bright and vivid, and can easily win the love of children. Package list: 1 set x butterflies growth cycle models 1 set x snail growth cycle models