Do two rounds of the following:
30 seconds Plank
45 seconds Skipping
30 seconds Alternating reverse lunges
45 seconds Mountain climbers
30 seconds Oblique crunches (15 seconds per side)
45 seconds Burpees
30 seconds Hollow body hold
45 seconds Skipping
30 seconds Kick outs (LEFT side)
45 seconds Mountain climbers
30 seconds Kick outs (RIGHT side)
45 seconds Burpees
2 minutes rest