Start facing the box do a chest to floor burpee, jump up and with two feet jump onto the box and off to the other side then repeat the same again facing the box.
rope climb
climb to the top of the rope using both legs and arms
Double unders
Place the jump rope for the exercise behind your heels. Hold both ends of the rope in your two hands. Stand in a ready-to-skip position. ... Now take the rope swiftly over your head towards your front. Jump and let the rope pass beneath you.