Watch 輪ゴムプレーンの作り方　How to make rubber band airplane. in New Channel | Channify

3Dprinted parts https://www.shapeways.com/shops/nekoya 輪ゴムプレーンのKIT販売WEBSHOIP　http://goo.gl/dAH8S2 It's important that an airplane weighs less than 4 grams. Please use styrene foam for the material of the wings.Please use less than 0.016g/cm3 of something for the weight of the material. https://www.youtube.com/watch?v=NPp9Li_fJCc