Place your feet together and arms at your sides. Jump with your feet out and arms above your head. Jump back to the start.
Place your feet hip-width apart. Run in place, knees to chest as high as possible. Move with arm pumps.
Start standing. Squat with hands on ground. Kick your feet back into plank.
Start in plank with hands beneath shoulders. Bring one knee to your chest, then swap legs rapidly. Keep alternating quickly.
To jump rope, start behind you and swing it over your head. Jump the rope approaching your feet.