Morse Code Robot Lesson (GrovePi)

Morse Code Robot Lesson (GrovePi)

Morse Code Robot Lesson (GrovePi)



Students program a GrovePi relay a secret message using Morse Code.

Objective: Students program the GrovePi in Scratch to relay a message through morse code using the LED lights and/or a buzzer.

Each Lesson includes the following elements:

  • Background information & resource links (some to share with students & some for teachers)
  • Introductory questions & information to share with the students
  • Step-by-step procedure for the project
  • Student handouts, charts
  • Closure exercises
  • Extension

Time Requirement: 1 hour / 1 class period


  • The Lesson uses Scratch, a beginner drag-and-drop programming language developed at MIT. It is perfect for beginners, and no prior experience is expected or required.

Recommended Grades: Grades 4 and up

Main Audience: Workshop, After School Program, Camp

Self-Paced? No

What’s included:

This lesson comes in the form of a one-time downloadable PDF with a license for 1 classroom. If you are interested in using this lesson school-wide or district-wide, please contact us for that pricing at DexterEd (at)

What else will I need that does not come with this Lesson?

For purchases of 5 or more robots, please see our GrovePi Classroom Kit.

  • GrovePi Base Kit
  • Raspberry Pi (works with any version of the Raspberry Pi)
  • Wi-Fi Dongle (requires our custom Wi-Fi Dongle, even for the Pi 3, because our software is not yet totally compatible with the onboard wifi)
  • microSD Card (with Dexter Industries custom software – available for purchase pre-loaded with our software or else you can download and image the cards yourself) *If you are using this in a school setting and don’t want to have to deal with your IT department to get the GoPiGo robot on your school network, we have another option which is very easy called “CINCH”. Please be sure to select a kit with the “CINCH” software. Read more about CINCH here.
  • Ethernet Cable (not required if using CINCH)
  • Power Wall Adapter
  • Buzzer (Optional)

Get the whole hardware kit here.

If you have the GoPiGo, check out the Morse Code lesson for GoPiGo here.

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