EDİT How can i make a knex and cardboard helicopter/plane that flyes?


rickharris5 years ago
probably not - Too heavy vs lift i.e. it would have to be too big to be practical.
lemonie5 years ago
You can take it up in an aeroplane, but that's about as close to "flying" as you'll get with that stuff.

L
monsterlego5 years ago
If its completely K'nex you wont get far.