rotor blades, the shape of the rotor blades and the weight of a paper ... Begin by using the templates to make paper helicopters and watching them spin.... Centennial of Flight: Propeller Design Challenge. National Aeronautics and. Space Administration ... template to create six cuts in the watercolor paper.. Plain white paper. Graph paper. Student Page with template and graph. Scissors. Measuring tape. Pencil or marker. 3 m length of lightweight paper ribbon (or... 877e942ab0 quarceci
https:/
お気に入り
コメント
シェア
