Warmup: Run/Jump Rope for 2-3 minutes. Perform dynamic stretches followed by 30 Jumping Jacks and 5 Burpees.
Complete as many rounds as possible in 20 minutes:
Run 346 yards (one lap around a standard American football field)
21 Box Jumps or Step-ups (use a box, ledge, or wall at least 16 inches high)
Post your rounds to comments.