"Mathematical Games": The entire set of Martin Gardner's excellent "Mathematical Games" column (15 books' worth!) from Scientific American is available for pre-order at Barnes & Noble for $55 (CD-ROM format). I haven't yet seen it on Amazon.com.

Every video game from Nintendo, free.

Fan-created Lord of the Rings animated GIFs. Some of these may not be quite safe for work:

Off to Destroy the Ring
Catapult
Catapult 2
What Do You Guys Want To Do Tonight?
Can You Hear Me Now?
Vampire
LOTR, the short edition
Confession
Hijinx on the Road
Horn of Gondor
CapitalOne

(Via Something Awful.)

Invention of the day: TrueMirror. (Via BBspot.)