Check out this 3D printed Arduino Based Robot I have been working on! This project took a lot of work! Still making improvements though! Check out the instructable for more info.
http://www.instructables.com/id/Simple-3D-Printed-Arduino-Robot/
, https://i.ytimg.com/vi/7rySiWtwy38/hqdefault.jpg
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Still think you need it to run around class one day with a speaker on it. just go to different corners of the room and say random crap lol
teacher wont notice it moving. He's too busy with his classical music HA
SO COOL!!