Minisumo
If you’re in the Seattle, WA area, go check out the Robothon – they have a robot rental and building workshop too… Paul writes – “As the site says, it’s a national event that showcases ROBOTS put on by the Seattle Robotics Society (http://www.seattlerobotics.org/) Best part? IT’S FREE. and two days long! Located at the Seattle Center in Seattle. “Link.

“The Robothon is a national event that showcases the capabilities and technological developments in robotics from the amateur robotics community. At this event, people from around the world come together to present new robotic technologies, share ideas, meet fellow robotic enthusiasts, show off their robotic creations, and compete in many robotic competitions and activities.

The Robothon is FREE and open to the public.

The main goal of Robothon is to promote and educate the general public that science and technology is fun and exciting for all ages.”