Reverse Engineering Project

We reverse engineered this car off of a lightning McQueen car we had. We redid the wheels and the shell for more aerodynamic purposes and a sportier look to the car. The wheels don't move because of not enough friction on them.
Youtube Link: https://youtu.be/Smm6xr0VRko
My Partner's accounts: http://www.thingiverse.com/Anthony_c/about
http://www.thingiverse.com/Amman2/about