Speech Recognition

Lesson Details
How does speech recognition work? Using speech recognition blocks in PictoBlox.


  • Make your own Alexa
Classroom Bundle Used: Computer/Laptop
Prerequisites: None
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Lesson Overview

In this lesson students will learn:

  • Speech Recognition
  • How does Alexa work?
  • Speech Recognition in PictoBlox
  • Text to Speech in PictoBlox
  • Activity: Make your own virtual assistant in PictoBlox which recognizes your that can recognize your command play the requested song.

Key Learning Outcomes

At the end of  the lesson, you will be able to:

  • Understand how speech recognition works.
  • Use AI blocks in PictoBlox to convert speech into text.

Material Required

1 set of the following material per group of 3-5 students:

Component Image Quantity Available in Bundle
PictoBlox Installed in Computer/Laptop

Lesson Outline

How Speech Recognition Works - 15 minutes
  • How Do Humans Learn a Language?
  • Speech Recognition
  • How Speech Recognition Works
  • How Alexa Works
Speech to Text Blocks in PictoBlox - 10 minutes
Activity: Make your own Alexa - 35 minutes

Students will be making a script that will recognize our voice command and analyze it to play the Mario theme song or the Spider-Man theme song. If the command is not recognized, it will say that it didn’t understand the command.

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