A firefighting robot is a great idea for engineering project. The aim of a firefighting robot is to find the lighted candle placed in one of the corners a maze and extinguish the candle.
Firefighting Robot 1:
Firefighting Robot 2:
Firefighting Robot 3:
Here is more about firefighting robots. I’ve observed that bachelor’s projects done by project centers in India typically don’t actually extinguish any fire. They simply have a robot that can be navigated using a remote control. They cover it up by saying that there would be an imaginary water pipe that would extinguish the flame. Now that’s cheating.