Line following robots as autonomous bots is appearing as popular for those who had just entered into the world of robotics. It's the most basic example of adding small intelligence to a robot, but it's actually the designer's intelligence. Such bots can take their own decision based on logic. After reading this documentation and going through the assembly video provided along with the kit, you will be playing with these Autobots. Moreover, you can make it modular so that it can be easily modified in the future.