My idea is a hedgehog robot that has a camera on it. When you touch it it moves away. It can be security for your house because it's small and unnoticeabble. You can control it with an iOS or android device. Lastly you have laser fights with other robot hedgehogs.
Other robots from Synthiam community

Tony1952's My Wall-E Powered By Ez-B V4
After receiving the Ez-B V4 development kit I was able to advance the build of my Wall-E with the insertion of the...

DJ's Drd 3D Printable Robot
I wanted a robot that was super easy to 3D print and was least number of parts to make. This robot was inspired from the...

Justinratliff's Ez-Face
EZ-Face is the first in what I plan to develop into a suite of supporting application for ARC and other robotics...