Popsugar Fitness Workouts 35-Minute CrossFit AMRAP Workout With Jumping Rope This 35-Minute CrossFit Workout Wasn't Grueling Until After — I Was Sore For 3 Days! December 18, 2019 by Jenny Sugar View On One Page Photo 1 of 4 ADVERTISEMENT () Start Slideshow Share This Link Copy ← Use Arrow Keys → 1 Jump Rope Grab a regular or heavyweight jump rope and do 300 jumps (called single-unders). Previous Next Start Slideshow WorkoutsStrength TrainingCrossFitIntermediate Workouts30-Minute WorkoutsFull-Body Workouts