Popsugar Health & Fitness Plank Plank Exercises For Abs These Are the 35 Most Effective Plank Exercises For Carving Your 6-Pack 15 August 2018 by Jenny Sugar View On One Page Photo 7 of 36 ADVERTISEMENT () Start Slideshow Share This Link Copy ← Use Arrow Keys → 7 Spiderman Plank (aka Creepy Crawler) In plank, bring your knee to your elbow and then alternate sides. This counts as one rep. If this is too challenging, just lift your leg open to the side. Previous Next Start Slideshow PlankArm ExercisesWorkoutsAb Exercises