Every minute do the reps of the Primary exercise on the left, then finish the minute with as many reps as possible of the secondary exercise. Go through the circuit 5 times.
Minute 1: 10 Pike Pushups - Plank Leg Raises
Minute 2: 15 Squats - Situp and Twist
Minute 3: 20 Lunges - Flutter Kicks
Minute 4: 5 Burpees - Mountain Climbers
Minute 5: REST