4M Tin Can Edge Detector Science Kit
Category: Toys & Games | Learning & Education | Science Kits & Toys
Price: $13.99
Model number: 4939
Shipping weight: 9.6 ounces

Watch it glide across the table without tipping over
You will need an empty soda can, a small crosshead screwdriver, and one AAA battery
The kit includes everything to build the detector, and instructions
Required but not included are a clean, empty soft drink can, a small Phillips head screwdriver, and one AAA battery
This item is recommended for ages 8 years and up


Build your own edge detecting robot using a recyclable soda can with the Tin Can Edge Detector from 4M. Watch it glide across the table without tipping over. You will need an empty soda can, a small crosshead screwdriver, and one AAA battery. The kit includes a base cover, base with wires, a lower can ring, an upper can ring, a gear top plate, a battery cover, 2 lower arms, 2 upper arms, 2 transparent covers, a motor with wires, 2 axles, 2 eye supports, 2 eyes, 2 sets of bolts and nuts, 2 gear wheels, 2 terminal caps, 5 small screws, and detailed instructions. Required but not included are a clean, empty soft drink can, a small Phillips head screwdriver, and one AAA battery. This item is recommended for ages 8 years and up.
9.6 ounces