Setup: Floor space so that you can lay flat.
Position: Flat on your back, arms straight a few inches from your body, palms down. Both knees are bent.
Movement: With one leg, push down into the floor raisiing your butt off the ground. The off leg come off the for and is not involved in the movement.
Coaching Point: Instruct the individula to push with a flat foot or with more pressure towards the heel. Don't push off the ball of the foot.