Bikini Model Vicky is showing you some of her favorite abdominal exercises that you can do on a ball. These are good exercises, but they are a little difficult.br Try this abs workout. 10 sets of 10 reps ab crunches on a ball. Rest 30-60sec between sets. Go slow or add weight too make it harder. Model Carol Seleme Also .br Hi! In this tutorial Ill show you how to crease this very easy, flowing my video Girls AB Exercises on a Ball - Workout yoga yoga mat yoga asanas yoga poses .br - Stability Ball AB Pike Exercise | AB Workouts | Core Workouts | Christie Cash | Girl On The Run Stability ball slowly working Abs .