Propellers.7z -

This is the fastest way to make a propeller that spins when you blow on it or run with it.

Add a paperclip to the bottom for weight. When dropped, it will spin like a helicopter. Propellers.7z

Take every other corner tip and bring it to the exact center point. Do not crease these folds; keep them rounded so they catch the air. This is the fastest way to make a