ACELIFE STEM Solar Robot Toy 12-in-1 Educational Science Kit DIY Building Toy Construction Engineering Set for Kids Age 8-12 Boys & Girls Birthday, Solar Powered Toy-Grey12 in 1 Solar Robot Kit The solar STEM toys can be built into 12 different types of robots and is able to move on land or water. Our solar robot kit contains 190 PCS of parts and your kids can follow the instruction booklet to build their own robots step by step and play with it in many situations. Solar Power Energy The STEM toy robot that powered by the sun comes with a solar panel which generates energy and power the robot to move and run. No