EVERY 6 MINUTES for 5 ROUNDS

400m Run then

Round 1: 100 Double Unders/ 20 Burpees

Round 2: 80 Double Unders/ 30 Sit Ups

Round 3: 60 Double Unders/ 40 Push Ups

Round 4: 40 Double Unders/ 50 Air Squats

Round 5: 20 Double Unders/ 60 Mountain Climbers

*Score is total working time each round