First, I absolutely love your company. I've been looking for someone like you for awhile. Anyway, my idea is to make a robot that is similar to a helicopter, where it has both wings, propellers, etc., and wheels. It also should be able to follow the orders of a person by voice command.
Other robots from Synthiam community

Cosplaying's Project Mini Rover
i tried to keep my second project as small as possible, and i think it turned out pretty good (though i need to get rid...

Mickey666maus's ZOE : A Machine That Resembles A Living...
Since my robot is running on a Raspberry Pi, which is now supported by ARC, I decided to evolve my current project K[8]...

Edbot's RE3D The ROBOT Has Been Watching Too Much...
RE3D tried to audition for a Superbowl commercial, but got rejected. He blames me, of course.