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Polar Reversal Model, Each.

Polar Reversal Model, Each.

Polar Reversal Model, Each.

Geomagnetic reversal or the switching of the magnetic north and south poles, is a mysterious phenomenon. Using a compass and this clever board, demonstrate the sudden reversal in polarity that occurs in earth's magnetic field!

615-0400

$19.95

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Geomagnetic reversal or the switching of the magnetic north and south poles, is a mysterious phenomenon. Using a compass and this clever board, demonstrate the sudden reversal in polarity that occurs in earth's magnetic field!

 

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