The build relies on the classic Arduino Uno microcontroller, which talks to a HC-SR04 ultrasonic sensor module and two infrared sensors in order to track a human target and follow it around.

Arduino Uno used to create a human following car/robot, all with parts that you can find online for only a few bucks each ...

Looking for a small robotics project over the Easter weekend? Try swapping an RC car's motors for an Arduino board instead!