4M Tin Can Robot – DIY Science Construction Stem Toy For Kids & Teens – Boys & Girls Educational Mechanical Science & Engineering, Robotics

Amazon.com Price:  $9.57 (as of 31/12/2019 03:28 PST- Details)

The 4M Tin Can Robot teaches the value of recycling by repurposing a used can into a fun and functional robot.
No special tools or knowledge required; the kit contains detailed instructions and all the necessary parts.
Just add a used soda pop can and let the fun begin.