BUILD 12 DIFFERENT TYPES OF ROBOTS FROM ONE KIT: The Solar Robot Creation Kit comes with all of the parts you need to build real working robots from the ground up! With a wide assortment of different moving and connecting parts like gears, plates, tires, and shafts, you can use the included blueprints to build 12 different styles of robots! EDUCATIONAL AND ENGAGING STEM TOY: Enrich your child’s mind with the interactive challenges of building their own robots! The detailed instructions and variety of building part types will engage children and teach them STEM logic as they put together complex puzzles and work to problem solve with a blend of critical thinking and creativity. It's the perfect holiday or Christmas gift for any child! REAL WORKING SOLAR-POWERED ENGINE: The kit includes a solar panel that powers the positive and negative cables. Children will build a real working solar-powered motor that serves as the motorized foundation for each robot model! *For best results: use outdoors on a sunny day! 190 PIECES FOR THE ULTIMATE CUSTOMIZATION EXPERIENCE: 12 robot blueprints are included, but children are free to create their own original robots from their imaginations! Use the instructions to master robot-building, then encourage them to make their own from scratch to test the limits of their creativity!