Magnetizer Box - Bar Magnet, 110/120V AC, 60Hz, Revitalizes iron, nickel, cobalt, and alnico horseshoe and bar magnets in seconds. Simply place magnets in the 25x25 mm holes and press the button to make old magnets new again
A bang to the head kit, contains: Student instructions, Concussion Fact Sheet, Concussion: What Happens to the Brain and Nerve Cells S100B Color Chart, S100B Test Paper (simulated), 4 Blood Plasma samples (simulated)