PRODUCT SPECIFICATION: This is a set of scientific toys, which contains five different small components. The weight of a set is 44g/0.1lb. Please refer to the picture for the actual size and color.GUARANTEED QUALITY: These parts are made of high-quality plastic, which is healthy and non-toxic, strong and not easily damaged. They can be safely played for children for a long time.REALISTIC APPEARANCE: This set of toys visually shows the complete life cycle of the frog from egg to adult. They are realistic in appearance and delicate in details, such as the texture of frog skin and the state of frog eggs.STIMULATE INTEREST: Because children's thinking is more visualized, the intuitive demonstration of the model can better help children construct in the brain. This kit enables children to learn cognition in the process of playing and stimulate their interest in exploring nature.DIVERSE USES: This set of products has a variety of functions, can be used for teaching props for young children, exquisite small prizes for students, scientific exploration gifts for children, or office desktop ornaments, etc.