lessons that use 9 volt battery connector

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Homemade Telegraph

Construction plans and suggestions for a homemade telegraph. Serves as a good application for studying electromagnets.

Average: 3.7 (14 votes)
12 Apr 2013 guy homemade telegraph
Faraday Motor

This lesson shows how to construct and operate a modern version of the first electric motor, invented by Michael Faraday. It serves as an excellent demonstration or hands-on activity to show the basic principles behind the operation of an electric motor.

Learning goals:...

Average: 3.7 (3 votes)
30 Jan 2013 guy Faraday motor