Harnessing Electricity to Communicate Students build a telegraph out of everyday objects to understand electrical energy and its role in communications. Then, they use a customized workbook to send and receive information in Morse code using their telegraph.

Harnessing Electricity to Communicate

Students build a telegraph out of everyday objects to understand electrical energy and its role in communications. Then, they use a customized workbook to send and receive information in Morse code using their telegraph.

Lesson Basics

Takes 1 to 2 weeks of classroom time

Costs approximately $3.00 USD per student, excluding tools and microcontroller

Aligns with middle school science, technology, engineering and math standards (STEM)

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What you'll need

Instructions


A step-by-step guide for building a telegraph. Includes patterns, a list of things you need, and detailed instructions.


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Customized Excel Workbook


A customized Excel workbook that codes/encodes real-time communication data from student built telegraphs. Requires the Project Córdoba add-in listed below.


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Materials List


A spreadsheet with links to online resources to help you bring these projects to your classroom.


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Code for the Project


Pre-built code for your microcontroller to help you and your students visualize live data.


FLASH YOUR BOARD

Technical requirements

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Hacking STEM library

Hacking STEM offers bite-sized, hands-on, teacher-tested projects and activities that use everyday materials to make STEM affordable, accessible, and fun for everyone. Browse our library for downloadable, printable materials.


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