Totally Cool STEM Kits For Kids Ages 6 To 12 With Solar Powered Car And Wind Powered Car Obstacle Avoidance Robot Transmission Tank And Glider Build Your Own Robotics Set For Fun School Projects And Birthday Gift Idea

Five-Part STEM Kit with Solar Car, Wind Car, and Robot
✔️ 5 builds: solar car, wind car, obstacle robot, tank, glider

Designed for kids ages 6-12, this five-build STEM set brings solar power, wind power, robotics basics, and simple machines into one hands-on project. Perfect for family STEM time, classroom demonstrations, or science-fair prep, it makes learning fun and tangible.

✅ Includes solar powered car, wind powered car, obstacle avoidance robot, transmission tank, and glider
✅ Requires AA batteries (not included)
✅ Odorless, safety-rated materials for kids
✅ Mini screwdriver and step-by-step instructions for easy assembly
✅ Gift-ready packaging, ideal for birthdays and holidays

💡 What is a ball bearing used for in small DIY robotics kits? This handy component reduces friction and helps shafts rotate smoothly, extending life and performance.
- Reduces friction between moving parts
- Ceramic or sealed ball bearings offer low friction and longer life
- Helps with shaft alignment and smooth rotation