Ekobots - Magnetic slingshot

__Magnetic slingshot__

Naval / BAE Magnetic Rail Gun at home:
http://www.youtube.com/watch?v=wa_vuX5_oAk
Challenge your friends to epic battles, simple and fun.

All you need are 12 magnets (10mm x 10mm x 10mm),
10 for the gun and 2 for the each bullet.

My own working videos of the toy:
http://www.youtube.com/watch?v=XDDJKN8NTS4
http://www.youtube.com/watch?v=iNpX8H8I23o

Based on the video:
http://www.youtube.com/watch?v=VTbFfEEE_qU
In the video were used bigg