Goal is to keep your arm above your head as you stand up and back down on the ground.
Plank Jacks
Keep your hips down and core tight
Superman Lat Pulldowns
Squeeze elbows into your back/sides
Windshield Wipers
Keep arms out to a T and rotate your legs toward the ground until they are about an inch above the ground and then rotate back.
Alis
Tap your toes lightly
Hip Dips
Use arms to dip.. relax your legs.