Popsugar Health & Fitness Workouts Best Bodyweight Exercises For Strong Abs These Are the 43 Bodyweight Exercises Women Need For Strong, Chiseled Abs 4 April 2019 by Jenny Sugar View On One Page Photo 17 of 43 ADVERTISEMENT () Start Slideshow Share This Link Copy ← Use Arrow Keys → 17 Knee Driver Begin in an elbow plank position with the abs engaged. Draw the left knee into the chest. Then step the foot back to the elbow plank position. Now draw the right knee into the chest and then step it back to the elbow plank position. This counts as one rep. Previous Next Start Slideshow Workouts