David Williamson has the instruction on how to make this toy rubber band helicopter that inspired the Wright brothers to invent the aeroplane. http://www.davidkitecam.com/helicopter.html (Thanks Yayo!) |
David Williamson has the instruction on how to make this toy rubber band helicopter that inspired the Wright brothers to invent the aeroplane. http://www.davidkitecam.com/helicopter.html (Thanks Yayo!) |