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magnetism

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543 products

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Alnico Bar Magnet - 6"Alnico Bar Magnet - 6"
Alnico Bar Magnet - 6"
11811

6" rectangular bar magnet.

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$13.95 Each
Alnico Bar Magnets - 2"
Alnico Bar Magnets - 2"
12480

Two 2" rectangular bar magnets.

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$10.95 Set
Bar Magnets
Bar Magnets
11741

Made of chrome steel with marked poles. Dimensions: 6" x 3/4" x 1/4". Set of 2. Includes plastic box.

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$23.50 Pair
Cylindrical Magnet - 12.5cm
Cylindrical Magnet - 12.5cm
15954

Strong Alnico 1 Cylindrical Magnets, shipped in pairs, with separators and keepers. North pole marked with a dot.

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$12.50 Pair
Disc Neodymium Magnet (1" Thick x 7/8" Diameter)
Disc Neodymium Magnet (1" Thick x 7/8" Diameter)
14594

Neodymium (NdFeB) is the most powerful magnet material in the world. Neodymium is classified as an element in the lanthanides section of the Periodic Table. These are the super strong magnets you have heard about that can attract through your hand.

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$15.25 Each
Electromagnet Kit
Electromagnet Kit
11806

Includes everything you'll need to show that electricity can act very much like a magnet. One large nail, one five-foot piece and one 1 1/4-foot piece of plastic insulated wire with end connectors, one knife-edge switch, two screws, one 3" x 4" x 1" wooden block and complete instructions. Battery not included.

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$11.95 Each
Lenz's Law Demonstration
Lenz's Law Demonstration
16880

An efficient and easy way to demonstrate Faraday's Law and Lenz's Law. To show and teach how a magnet when passed thru the complete loop causes the loop to move and when passed thru the cut loop causes no movement. 6"H x 7"W. 2.25" Diameter loops.

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$11.95 Each
Magnetic Marbles
Magnetic Marbles
16745

A rainbow of 5/8" magnetic marbles that sometimes attract each other and sometimes repel. Used by the Astronauts in experiments in space.

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$24.95 Set
Oersted's Apparatus
Oersted's Apparatus
14765

Demonstrates the action of electric current on a magnet. Magnetic needle with brass bearing supported by pivot mounted on a base and surrounded by a rectangle of copper rod fitted with terminals.

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$20.50 Each
Surplus Neodymium Magnet (0.47" Thick x 0.75" x 1.3")
Surplus Neodymium Magnet (0.47" Thick x 0.75" x 1.3")
14246

Neodymium (NdFeB) is the most powerful magnet material in the world. Neodymium is classified as an element in the lanthanides section of the Periodic Table. These are the super strong magnets you have heard about that can attract through your hand.

Learn More
$23.95 Each