14-in-1 Stem Solar Power Robot Kit: Kids can follow the step-by-step user's manual to build 14 different types of robots by splitting and reassembling. Includes the robot's moving and connecting parts like gears, plates, tires, and shafts. Parts can be easily disassembled after completion of every robot build. Cool Science Kit for Boys and Girls Aged 8-12|Birthday Gifts Ideas for Kids|STEM Learning & Education Toys for 8,9,10,11,12 Year Olds 2 Power Source Modes: Solar power robot toys design 2 kinds of power source modes, solar panel and battery on robot head. Teach kids about problem-solving skills and creativity, educational and practical benefits, instilling knowledge, skills, and values that contribute to a greener and more sustainable future. If no sunlight, install a AAA battery (not included) 14-in-1 Latest Toy Robot & Upgrade Design: 2025 innovated and designed and upgraded STEM solar robots toys kits, the following optimization improvements: 14 new concept shapes toy robot, enlarged solar panel area, large-size accessories and deepening the optimization and improvement of the installation hole, accurate track design, more firm, solve the problem that accessories are easy to fall off High Quality Materials: All pieces of our solar robot toys are made with non-toxic ABS materials for long lasting, parts are smooth without raw edge, ensuring kids play safer and reassure parents STEM Gift Toys: It is a nice STEM robot kit to inspire kid's imagination and creativity, from simple to complex levels, exercising your kid's problem solving and hands-on ability. Enrich your child’s mind with the interactive challenges of building their own robots, great robot toys encourage your child to learn through play ENJOYFLY 14-in-1 Education Solar Power Robot, Erector Kit STEM Gift Toys for Boys Age 8-12, DIY Educational Science Building Toy, Solar or Battery Powered Robotic Set for Children Birthday with 191Pcs