Build a Sun Powered Space Fleet Kids learn about alternative energy as they build six different working solar powered robotic lunar modules Educational and fun, STEM Interstellar Solar Squadron Kit includes a snap together Astronaut, Explorer, Space Station, Space Dog, Space Shuttle and Space Rover Each 5 1/2 high Kids can go on to build robots of their own designs Requires 2 AAA batteries Ages 6+ | STEM Interstellar Solar Squadron Kit by Young Explorers | This item can be found in the Young Explorers Catalog.