1.Represents STEM (Science, Technology, Engineering, Math) principles – open ended toys to construct, engineer, explorer and experiment. 2.Improve children hand-on ability and exploration spirit,and suit for school and family teaching. 3.Each one comes with an informative Study Guide,children will learning much science knowledges by playing with our science product. 4.All the science kits are safe for children,our product tested by ASTM,EN71,EN62115
