24 Fat-Burning Ab Exercises (No Crunches!)
Jumping jack reach
While seated, hold the ball and jump legs apart, then together, then apart again. Stand and reach left hand to the right (use right hand to keep ball in place). Sit back down, jump legs together, and repeat sequence on the other side; that's 1 rep. Do 4 reps, then do Basic Bounce for 1 minute. Repeat sequence 3 more times.
Next: Standing side crunch