With the Moves Tracker, you can make the most of your Twister moves! The Moves Tracker is a wristband-attached device that keeps track of every slide, step, leap, and movement you do. The Moves Tracker keeps track of everything you do, including walking, dancing, and more. It's simple to operate, and you can even combine your score with those from the Twister Skip-It and Twister Hoop games (sold separately). With the Moves Tracker, you can beat your previous best score! Hasbro owns the rights to Twister and all related characters.