DIY AssemblyIt can be dismantled and disassembled repeatedly economical and practical. It can also be used as equipment or display after assembly. It can be used for a long time with excellent manufacturing and standardized technology. The product is durable and the appearance is novel and unique. Improve Kid's AbilityScience experimental physics learning toy which develop your children observation capability thinking and analytical skills encourage them to develop their imagination. Manufacturered by YuYe. Education & LearningApplicable to family school teaching extracurricular interest groups community activity competition props practical equipment for training institutions gift giving etc. Perfect Birthday Presents & Christmas Gifts for KidsBest gift for holidays birthday party or festival (Christmas Halloween Thanksgiving New Year). It is suitable for children and adolescents aged 3-14. Physics Science ExperimentsHands-on experiential science and education model cultivate children's interest in science create unforgettable scientific experience for children accelerate the effective conversion of knowledge.