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Tangent Galvanometer - TNGV01

$50.05
Classic demonstration of how a current loop generates a magnetic field. Two coils of insulated wire, with five and ten turns respectively, are wound around a 6" diameter plastic ring....

Alum Case W/ Ring, 45mm, White Back - CWR045-W

$4.10
We offer a variety of magnetic compasses, from small plotting compasses up to a 45mm compass with a cover and locking mechanism. Our compasses include sturdy aluminum cases and magnetic...

Plastic Case, Plastic Top, 35mm - CPL035

$2.35
We offer a variety of magnetic compasses, from small plotting compasses up to a 45mm compass with a cover and locking mechanism. Our compasses include sturdy aluminum cases and magnetic...

Aluminum Case, Glass Top With Ring, 25mm - CWR025

$4.10
We offer a variety of magnetic compasses, from small plotting compasses up to a 45mm compass with a cover and locking mechanism. Our compasses include sturdy aluminum cases and magnetic...

Pair Of Magnetic Needles - MNSB05

$7.80
Two 14cm long magnetic needles with colored poles are mounted on plastic stands with needle bearings. Use individually as a demonstration compass, or as a pair to show attraction and...

Demonstration Compass - MNSB04

$6.90
This device includes a 4" magnetic needle mounted on a plastic support with a brass pivot. The North pole of the needle is painted red.Additional Info: This device includes a...

Aluminum Case, Glass Top, 20mm - C1SG20

$1.15
We offer a variety of magnetic compasses, from small plotting compasses up to a 45mm compass with a cover and locking mechanism. Our compasses include sturdy aluminum cases and magnetic...

Aluminum Case, Glass Top W/ Lock, 45 Mm - CWL045

$5.95
We offer a variety of magnetic compasses, from small plotting compasses up to a 45mm compass with a cover and locking mechanism. Our compasses include sturdy aluminum cases and magnetic...

Aluminum Case, Glass Top & Bottom, 18mm - CBSG18

$1.45
We offer a variety of magnetic compasses, from small plotting compasses up to a 45mm compass with a cover and locking mechanism. Our compasses include sturdy aluminum cases and magnetic...

Alum Case W/ Ring, 45mm, Black Back - CWR045-B

$5.45
We offer a variety of magnetic compasses, from small plotting compasses up to a 45mm compass with a cover and locking mechanism. Our compasses include sturdy aluminum cases and magnetic...

Aluminum Case, Glass Top With Ring, 30mm - CWR030

$3.45
We offer a variety of magnetic compasses, from small plotting compasses up to a 45mm compass with a cover and locking mechanism. Our compasses include sturdy aluminum cases and magnetic...

Aluminum Case, Glass Top, 25mm - C1SG25

$1.95
We offer a variety of magnetic compasses, from small plotting compasses up to a 45mm compass with a cover and locking mechanism. Our compasses include sturdy aluminum cases and magnetic...

Economy Magnet Kit - MGTKIT

$40.95
An exceptional value! This kit includes a variety of magnets and accessories for teaching basics of magnetism. Includes a reusable storage box and an activity guide.Additional Info: An exceptional value!...

Large Magnetic Compass, 90mm Diameter - CPL090

$6.10
This magnetic compass is extra large (90mm diameter) and includes a bright color plastic case with a clear plastic top. Suitable for ages 11+.Additional Info: This magnetic compass is extra...

Compass, Liquid-Filled, 45mm - CLF045

$2.95
Durable, liquid-filled clear magnetic compass is housed in a black plastic rotatable bezel. Graduated in 5° increments. Outer diameter of bezel is 45mm. Outer diameter of clear compass is 35mm....

Large U-Shaped Electromagnet - EMGT01

$29.70
Operating on 1.5 to 6 VDC, this electromagnet lifts up to 3.5kg. A current direction indicator is included for the study of the magnetic field.Additional Info: operating on 1.5 to...

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