I Turn My Camera On
Czech it out: Instructions for a paper pinhole camera called the Dirkon (via Paper Forest).
And if you missed the American Idol finale on Wednesday, make sure you watch this duet between Elliott Yamin (second runner-up) and Mary J. Blige, singing U2's "One." Electrifying! (Though Youtube can be sluggish sometimeses.) To be cynical—the duet idea promotes the new show by AI mastermind Simon Cowell. But this was easily the musical high point of the evening.