Popsugar Health & Fitness Trainer Tips 10-Minute, At-Home Ab Workout From The Sculpt Society This 10-Minute Ab Workout, Done Entirely in a Plank Position, Will Transform Your Core 20 November 2019 by Colleen Travers View On One Page Photo 2 of 4 ADVERTISEMENT () Start Slideshow Share This Link Copy ← Use Arrow Keys → 2 French Twist Start in a plank position with sliders or towels under your feet. Cross your right foot over your left foot and rotate your hips to slightly face the left side. Actively engage your obliques as you curl your spine and bend your knees into your chest. Do eight to 12 reps before switching sides, crossing your left foot over your right and rotating hips to face the right side. Previous Next Start Slideshow Trainer TipsHome WorkoutsAb Workouts10-Minute WorkoutsStrength TrainingWorkoutsAb Exercises