The Arduino is a cheap and open-source microcontroller that people use for building robots, home automation, home security systems, and much more. One great application of the Arduino is for students to learn about electronics, programming and engineering. Getting started with a good Arduino starter kit is easy and there are a ton of resources and tutorials online to help you start. Arduino has many different uses and its applications are wide ranging. In industrial settings, it is used for testing and controlling equipment, automation, and robotics. In gaming and entertainment settings, Arduinos can be used for making interactive toys and games, music machines, and much more.