NORTH/SOUTH MAGNET MARBLES 100 SET
Product Number: DO-736715
$34.99
Color-coded magnet marbles (poles: red north and blue south) make it easy to see how magnetic attraction and repulsion cause motion! Perfect for science and engineering exploration and investigations! Measure 0.63" diameter each. Includes 100 packaged in a clear bag with label.
DO-736715
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