Some of the Features that are making the Kids Loses this is as follows

Wii Fit comes with the Wii Balance Board and requires a Wii console to play. Wii console sold separately. Wii Fit combines fitness with fun and is designed for everyone, young and old. Wii Fit players work towards personal fitness goals and they block soccer balls, swivel hips to power hoop twirls, and go big on ski jumps to get themselves there. Check your daily progress, set goals, check your Wii Fit Age, and even enter exercise time you've done outside of Wii Fit.
Wii Fit Age is measured by factoring the user's BMI reading, testing the user's center of gravity and conducting quick balance tests.

Training is at the core of Wii Fit. You can spend as much (or as little) time as you want trying to loses that Extra pound but Kids are not Losing mostly because its too much real work and not a Game Like other consoles. This is helping people get fit if they are willing to uses the Wii Fit.

I would get one but I showed my Paypal accont not having the extra cash. I know the they showed some here new and used but everyone are wanting these consoles. I think they are great and I would Get Mine today before They are Gone.....