Feedback Guidelines for Build-It-Yourself Action Contraptions Build-It-Yourself models are judged on three qualities: 1) Action (1-10 points) 2) Materials (1-10 points) 3) Presentation (1-10 points) A perfect 10 can be earned only in very rare cases. Build-It-Yourself models must project a friendly impression. Mean machines will not be judged. _____ A Build-It-Yourself model must light up, sound off or rumble. How many parts move, light up or sound off? _____ (1/2 points for every part up to 4 points) Is it serviceable? / Does it come apart easily? _____ (2 points for good design techniques) Is it built well? _____ (2 points if every action part works 9 times consecutively) _____ (2 points for unusually innovative mechanisms) _____ A Build-It-Yourself model must be made primarily from junk. How man classes of commonly found objects or materials are used? _____ (1/2 point for every class of object or material up to 4) How many clever shape transformations are used? _____ (1/2 point for every transformation up to 4) _____ (2 points for unusual resourcefulness) _____ A Build-It-Yourself model must look cool. _____ Are the proportions accurate or do the exaggerations make you laugh? (2 points) _____ Do the colors vibrate? (1 point) _____ Are the shapes varied and interesting? (1 point) _____ Is it universally recognizable from a distance? (1 point) _____ Are the signs neat and readable? (1 point) _____ Is it interesting from all sides? (1 point) _____ Is it crafted well? (1 point) _____ (2 points for overall unusual presentation )