Great for demonstration and experiments! Two bar magnets, 3 x 1/4 x 1/2" with North and South poles stamped.
$5.99
$4.49
$1.99
$19.99
$4.99
$6.99
$8.49
$7.99
$14.99
$34.99
$8.99
$29.99
$39.99