Saving the world, one robot at a time: "Organizers say this weekend's FIRST LEGO League World Festival might help save the planet, but for the thousands of kids putting their robots up against those of their peers, this is just plain fun.

"Atlanta's Georgia Dome is awash in hundreds of colorful team banners for the three-day event.

"When opening ceremonies began, event leaders stood in front of a giant video screen introducing teams from around the world who excitedly waved flags and filled the stadium with cheers."

NASA KSC Telescience Lab: FIRST Robotics Competition, including previous years' archives