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Aluminum Coated Pith-Like Balls
A thin aluminum coating produces great sensitivity to electrostatic charges. Styrofoam pith-like balls measure 8 mm in diameter and each has a silk suspension cord.
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Basic Van de Graaff Generator (Accessories Only)
Create Dramatic Electrostatic Effects
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Belts for Wimshurst
Spare belt for Wimshurst machine. This item has two replacement belts, both of which have a 20" circumference.
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Eisco® Van de Graaff Generator Hand Crank, 9.8" Dome
Ideal electrostatic tool for generating voltages.
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Primary Basic Electricity Kit
These robust and engaging kits are designed as a resource for the teaching of introductory electricity.
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Air-Cooled Laboratory Rheostat
The Air-Cooled Laboratory Rheostat is the classic lab solution for controlling voltages and currents.
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Electroscope Kit
Ideal kit for studying and demonstrating electrical charges.
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Needle Electroscope, Large
This extra large electroscope is ideal for classroom demonstrations of electrostatic principles. A lightweight metal vane is used as a pointer in the electroscope. This lightweight metal blade deflects when the electroscope plate is charged. A transparent scale is provided to measure the angle of the deflection. Front glass window slides up to allow insertion of ionizing material in chamber.