The challenge was sponsored by Google and Eyebeam.
The objective of the challenge was to create data visualizations that make it easier to understand how the government spends our tax money.
Interesting stuff, and a lot more intuitive than looking at the tabular source data from WhatWePayFor.com.
One of the Finalists, Budget Climb, looks like it might be more fun...I didn't listen to the audio just watched for awhile. It's about 30 seconds into the video before you see what makes the little Uncle Sam character move.