https://makezine.com/article/maker-news/new-in-the-maker-shed-gakken-ornithopter-kit/
New in the Maker Shed: Gakken Ornithopter Kit - Make:
Dec 8, 2011 - For ages, mankind has looked to birds for inspiration for flight. The Gakken Ornithopter Kit from the Maker Shed lets you discover flight powered by flapping...
new inthe makerornithopter kitshedgakken