1-First put your feet in second and put your arms in second and slightly bend your left leg. (As shown in the photo above)
2- Put you arms in a backwards L and put your right leg behind your left leg and now both of your legs are slightly bent.
3- Use your arms to turn yourself of the ground and put your right leg Beside your left leg (Half way up your leg), spin on your left leg and you have just completed a Pirouette turn.