Abstract: The present invention is concerned with a device for aiding the teaching and training techniques for hitting a baseball consisting of, a shirt to which is installed a flexible magnet within a tunnel to form a magnetic track which runs from the right front shoulder to the left front shoulder in an elliptical fashion; a baseball batting helmet with a chin strap attached thereto containing a magnetic sensor which contacts the magnetic track continuously as it travels from the right shoulder to the left shoulder as the batter swings at the ball; an alarm which notifies the batter of his position when he swings at the ball; an electrical power supply and means for connecting the power supply to the alarm and the magnetic sensor.