STUMPED: X Prizes mastermind Peter Diamandis was able to bring together the brightest and bravest to accomplish some pretty amazing feats, most notably the Ansari X Prize for privately developed manned spacecrafts. But he admits he's stumped over how to launch a similar competition to spur education innovations, whether it be focused around crowd-sourced education or a "powerful, addictive game." His first step? Hire more folks to help him figure it out.