In order to perform the Wall Squats, Exercise Ball and Medicine Ball, take an upright position with your legs and shoulders spread out, place an exercising ball on your back and between a wall, now push your back towards the wall, squeezing the ball and perform a squat; doing so place a medicine ball between your knees. Your knees are now packed with resistance. Now do a squat with squeezing and balancing both the exercising ball & medicine ball. Keep on doing so and your Wall Squats, Exercise Ball and Medicine Ball is complete.