Jumping rope is excellent for cardio and coordination. I just started and I do the following:
3 Min Jumping Rope
20 Sit ups
20 Push ups
20 burbees
3 mins jumping rope
40 sit ups
40 push ups
40 burbees
and so on to failure.
__________________
It's not about how hard you can hit, it's about how hard of a hit you can take...