Double-Unders

1)
For time:
50-40-30-20-10
Double Unders
Sit-Ups

2)
3 Rounds of
15 Thrusters (95#)
15 Ball Slams (20#)
15 Burpees
15 Double Unders

3)
Double Tabata
Standing Arnold Press (35#)
Side Raises (20#)