4) High scorpion kicks: Easy
Get into the push-up position. Your shoulders are directly above your hands. Your feet are hip-width apart. Make sure your body is straight.
Pull your right knee toward your chest. Then, while keeping the knee bent, raise your right leg as far as possible with the lower right leg pointing straight up and the right foot and toes extended.
Then return the right foot to the push-up position and repeat the exercise with the left leg.