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. Use the kit to create a silly robot or a motorized monster, or a combination of the two. Requires two AAA batteries (not included). Recommended for ages 8 years and up. Challenge your child's imagination with 4M toys and kits. 4M educational toys cover a wide range of educational subjects and include science kits, arts and crafts kits, robotics kits, and more.