This document discusses different types of robots and provides examples. It defines a robot as a machine that uses its senses to perform tasks, usually programmed to work autonomously. Three robots are profiled: Darwin-OP is an open platform research robot from South Korea; K5 is a security robot from the US that patrols for suspicious behavior; UnicornBot is an educational robot from China that teaches children coding through an app. The document concludes that robots are created worldwide for various purposes and can teach us a lot.