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Build Your Own Telegraph Machine

Build Your Own Telegraph Machine | Science Fair Projects | STEM Projects
Have you ever wanted to talk by lightning? With this project, you can make your own telegraph machine and send messages to your friends using Morse code.


The hypothesis is that you can build a telegraph machine that will send messages using Morse code.

Method & Materials

You will need to gather materials, strip the insulation off of the wires, tape the battery and buzzer to the cardboard, and twist the wires together.
You will need two pieces of cardboard, three pieces of wire, a battery, four thumbtacks, two lights, wire strippers, pliers, and tape.


After completing the project, you will be able to send messages to your friends using Morse code. You can also use the telegraph to send secret messages.

Why do this project?

This science project is unique because it allows you to build your own telegraph machine and send messages to your friends using Morse code.

Also Consider

Experiment variations to consider include using different lengths of wire and using different types of lights.

Full project details

You can find additional information and details for this science fair project here. Have fun exploring!

Related video

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