4 rounds of: 90 sec. on/90 sec. off 15/12 cal bike max reps. burpee box jump over rest 3 min. 4 rounds of: 90 sec. on/90 sec. off 15/12 cal row max reps. goblet squats (24/16kg) rest 3 min. 4 rounds of: 90 sec. on/90 sec. off 75 DUs or 100 SUs max reps. med ball sit ups (6/4kg)