Toy Helicopter
A little toy helicopter I put together for my daughter based on something I'd seen at K-Mart in balsa wood. Everything clips together, then slip in a 3v DC 40MA motor and matching solar cell to get the propeller to spin.
A little toy helicopter I put together for my daughter based on something I'd seen at K-Mart in balsa wood. Everything clips together, then slip in a 3v DC 40MA motor and matching solar cell to get the propeller to spin.