Popsugar Fitness Crossfit 2-Week Home CrossFit Workout Plan I'm Not Going to My CrossFit Gym — Here's the Simple 2-Week Workout Plan I'm Doing at Home 22 March, 2020 by Jenny Sugar View On One Page Photo 9 of 29 ADVERTISEMENT () Start Slideshow Share This Link Copy ← Use Arrow Keys → 9 High Knees Run in place while lifting your right knee high to the level of your waist. Engage your abs as the knee comes up. Pump your arms at the same time. Then lift your left knee up. This counts as one rep. Keep going for 40 seconds. Rest for 20 seconds. Previous Next Start Slideshow CrossFit