Description This double track strange slope kit is designed for elementary school students to explore the wonders of science through engaging DIY projects. The kit includes all necessary materials to create a fascinating double track model that demonstrates the principles of physics in a fun and interactive way. suitable for classroom experiments and hands-on learning. Features -Color:Assorted Color -Material:Plastic, wood, EVA -Size:22.50X10.70X8.00cm/8.84X4.21X3.14in -Note: need to assemble by yourself -Creative science experiment: stimulate children's interest and creativity in science through a variety of engaging experiments -Fun learning for elementary students: specifically designed for elementary students, allowing them to learn science while having fun -Double track strange slope materials: includes all necessary materials for the double track strange slope experiment, making it easy for kids to conduct scientific experiments -Safe and reliable: all experiment materials meet safety standards, ensuring the safety of children during use -Education and entertainment combined: by conducting experiments, children can learn while being entertained, enhancing their interest and effectiveness in learningPackage list: 1 x Double Track Strange Slope Kit