3DS gains Brain Age: Concentration Training puzzle in North America

Another first-party 3DS release has been accompanied by a new puzzle on the handheld. Users can now begin to fill up a puzzle for Brain Age: Concentration Training.

Hit up the StreetPass Mii Plaza and then check out the Puzzle Swap section to get started. Also note that you should be receiving a SpotPass notification containing a first piece.

Thanks to Jake for the tip.