I like to give (and receive!) photos as gifts, but I get bored with the usual 5X7 framed variety. This tutorial from Photojojo might just fuel my next few gift giving sprees. They show how to create a double-sided set of puzzle blocks that lend a bit of interaction to enjoying the pictures. This could be a fun gift between kids or grownups looking for a bit of a conversation starter.
How-To: Make Photo Puzzle Blocks