Last weekend Bostonist went to the fourth annual Robot Sumo competition at the Museum of Science.
The contest was put on by Machine Science, a non profit dedicated to hands on engineering projects for schools, community centers and other educational places.
40 different teams competed.
Congratulations to this years winners!
1st Place: Robot
2nd Place: Silver Bullet
Video highlights of the 2007 Sumo Fest after the break.