Young engineers will have a chance to build 3 in 1 Spiral Spring Science Kit while learning about how kinetic force can be applied to everyday life objects.  Long time play value - build a motorized robot, race car, and countdown timer — all that run without any batteries or electrical power.  This STEM Toy provides many hands-on experiments about the inner workings of spring-powered devices while helping kids leveling up their engineering skills.  Comes with a bilingual manual in both English/ French with the detailed steps that can help your little inventor value the effort of building something from scratch.  Ages 8 and up. 

Package Dimensions: 10 x 13 x 3.1 in.