Lots of fun, motivation, and random touches keeps you coming back
Each minute of exercise awards you a coin which goes into a bank, although the game may take slightly longer than the number of minutes it's worth. These coins earn you new games, activities, exercises, and stamps you use to register a body test on your personal calendar.
I only wish there were more step aerobic options. I think Nintendo or someone could release a step game using the board with better and more varied music and slightly more complicated steps -- essentially a fitness version of DDR.
It's a great family game as all of your participating Miis gather in "Wii Fit Plaza" and the current scores are charted together. Players who have not been playing doze off to sleep and the other Miis discuss them in hushed tones behind their hands. Lots of polish, including the board reacting slightly when you step on it, being able to tickle your Miis with the cursor, and date-appropriate graphics, such as the balance board wearing a santa hat on christmas.