Kind of Rep-Rap http://reprap.org/wiki/Prusa
Main Electronics http://reprap.org/wiki/Arduino_Mega_Pololu_Shield
Correct Drivers, Not Using http://www.pololu.com/catalog/product/1201
Different Drivers We Are Using http://www.pololu.com/catalog/product/1202
Correct Drivers were purchased on 8/24
Talking to several people at maker faire, they suggested most problems are caused by two things:
bad printing surface. Have the print bed be hot glass at 75 degrees C.
Loose belts. The belts need to be nice and tight.