Face Recognition

artificial intelligence online course for kids
Lesson Details
Understanding face detection from an image and how facial recognition works. Use of face detection blocks in PictoBlox


  • Face Expression Detector
  • Face Recognition Project
Classroom Bundle Used: Computer/Laptop
Prerequisites: None
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Lesson Overview

Students will learn:

  • Face detection in image
  • Face detection blocks in PictoBlox
  • Facial recognition

Key Learning Outcomes

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

  • Understand how face detection works and what the method of face detection is.
  • Understand how facial recognition works and what are its applications.
  • Use the AI blocks in PictoBlox to identify the following features from the faces in images:
    • Emotion
    • Face Landmarks
    • Face position in the image
    • Face recognition
  • Make AI projects in PictoBlox to detect face from the camera.

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

Introduction to Face Detection - 15 minutes
  • Face Detection
  • How do we detect faces?
    • Knowledge based method
    • Feature based method
Face Detection Blocks in PictoBlox - 10 minutes
Activity 1: Face Expression Detector - 30 minutes

In this project, students will make a script that detects the face using the camera and reports the expression of all the faces detected on the stage.

How face recognition works - 15 minutes
Activity 2: Face Recognition Project - 45 minutes

In this project, student will make a script that saves the image of face in the memory and recognize the faces on the stage when implementing face recognition.

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