Your Turn
This add-on to the Nintendo Wii remote judges motion more precisely. Whereas the original accelerometer senses only distance and tilt, a new gyroscope chip measures rotation.
Nintendo Wii Motion Plus, $20; nintendo.com
Key Information
A miniature screen on Logitech’s keyboard shows game stats, such as character traits from World of Warcraft, so you can free up your computer monitor for bigger images of battles and monsters. Or you can use the 2.4-inch, full-color LCD to view photos, RSS feeds or YouTube videos.
Logitech G19, $200; logitech.com

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