Introducing our ZYYX Robot :-) Its a fun little print that is perfect mini-project. Play with them, race them, show them to your friends :-) Here is a short video on a smaller army of ZYYX Robots: https://www.youtube.com/watch?v=o9f-KdNfKaQ For more information on printing with flexible filaments visit http://www.zyyx3dprinter.com/printing-with-soft-plastics-with-the-soft-spring-accessory/ Update 150910, new files added of correct revision... Happy printing! //ZYYX TeamWe printed our ZYYX Robot in NinjaFlex and this model is made to be printed in a softer material. What you need to make your ZYYX Robot come alive is: 1x Vibration motor 3x Screws 1x LR44 Battery (or the equivalent) Here is a short video showing assembly of a ZYYX Robot: https://www.youtube.com/watch?v=pp_CGGdYchA Happy printing! //ZYYX Team