Line Following Robot using IR Sensor

Line Following Robot
Lesson Details
Prerequisites: None
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    Lesson Overview

    • In this activity, students will make a line following robot that will follow a black line in the white region using IR sensors.
    • During the activity, students will go through the following activities:
      • Assembly of the robot.
      • Circuitry and testing the circuit.
      • Logic
      • Programming of the robot
      • Calibration of sensors and debugging of the robot.
    evive Notes Icon
    Note: This lesson may take 2-3 class to complete. So plan ahead what to cover in each session. You can skip the robot assembly part if you had students made a similar robot earlier. 

    Material Required

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

    Lesson Outline

    Introduction and Demonstration of the robot - 10 minutes
    Assembly of the robot - 40 minutes
    Circuitry - 10 minutes
    • Connect the motors to evive.
    • Connect the IR sensors to evive.
    Logic - 10 minutes

    Discuss the logic behind the programming of the robot, like when should the robot do the following things:

    • Move forward
    • Move backward
    • Turn left
    • Turn right
    • Stop
    Programming the robot - 40 minutes
    Calibration and debugging of the robot - 20 minutes

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