225This entry was posted in Daily 20-Min Workouts on October 3, 2015 by OPEN GYM Fitness Jacob’s Ladder, Max Feet in 6 Minutes. Heavy Sled Pull (w/rope) + Push, Max Feet in 4 Minutes. Rower, Max Meters in 2 Minutes. ~Rest 3 Minutes Between Each Interval~ *Score is sum of 3 distances* (For sled, down and back is 80 ft.)