This week's collaboration with What is It? Blog brings us this strange, spiky contraption. Can you guess what it is? For more clues, please visit What is It? Blog.
No T-shirt this week, you're playing for bragging rights only (Congrats to Chief-Ten-Bears and Randall who won last week's game)
Update 6/16/07: It's a polyhedral sundial - congrats to laini #1 who got it right.