Let's face it–until they're cooking us breakfast and doing our laundry, the most fun you can have with store-bought robots is the fun you make yourself. Sure, robots like WowWee's Roboraptor (and its companions, Robopet and Robosapien) are surprisingly capable for $60-to-$200 toys, with wide ranges of motion, touch sensors and powerful software. But it's those same out-of-the-box skills that make the 'bots such prime fodder for hackers.

For a video of the soccer-playing bots in action, click here (WMV Format).

As World Cup soccer rages in Germany this month, 350 teams from around the world will convene in the city of Bremen to compete in the robotic equivalent, the 10th annual RoboCup World Championship. The goal, so to speak, of this event is highly ambitious: to create android athletes that could whip the human world-champion soccer team by the year 2050–and, along the way, advance the field of artificial intelligence.