Watch Yo-Yo Masters at Work at the US Yo-Yo Championships [VIDEO]

The US National Yo-Yo Championships went down in Chico, CA over the weekend, and the amazing tricks displayed showed everybody what can be accomplished when you stop playing Angry Birds on your iPhone and embrace an old-school time wasting activity.

Check out videos of the winning routine in each of the competition’s five divisions below.

[via Gawker]