Build your own edge detecting robot using a recyclable soda can. Watch it glide across the table without tipping over. You will need an empty soda can, a small crosshead screwdriver and one AAA battery. 8yr+
Build your own edge detecting robot using a recyclable soda can. Watch it glide across the table without tipping over. You will need an empty soda can, a small crosshead screwdriver and one AAA battery. 8yr+