This description however is actually going to best understood with a demonstration. You will first need to find a large yard or why not a park with soft green grass. Have a tennis ball to the park along with a pen and note confirm. First look 360 degrees around where you're standing and then write in the note book where the ball will land as soon as you throw keep in mind this. Now close your eyes and start twirling around and around until you sense you are about to fall. Then just an…