Earth Gears

Earth in the palm of your hands. Mess with Earth till it looks exactly the same as before. :-)

Based on Emmetts screwless Heartgear:
http://www.thingiverse.com/thing:12208
and the textured earth by bld:
http://www.thingiverse.com/thing:17336

Takes one revolution till it is back to normal. Size is 140mm in diameter.

Good luck with the assembly, it's quite tricky. ;-)