Begin by laying over the exercise ball on your stomach, hands by your ears, elbows out to the sides. Be sure to anchor your feet against something like a wall, or in this case a BOSU.Here you have access to hundreds of exercises with detailed instructions and pictures for each exercise step.
If you are registered you can add these exercises to your personal workout program and create an exercise plan that you can print. And, of course, you can change the program any time as you progress.
You just have to register (it's free) or login!