A robot is a machine. But It is nor just any machine. It is a special kind of machine. It is a machine that moves. It follows instructions. The instructions come frome a computer. Because it is a machine, it does not make mistakes. And it does not get tired. And it never complains. Unless you tell it to! Robots around us. Some robots are used to make things. For example, robots can help make cars. Some robots are used to explore dangerous places. For example robots can help explore volcanoes. Some robots are used to clean thing. These robots can help vacuum your house. Some robots can even recognize words. They can be usd to help answer telephone calls. Some robots look like humans. But most robots do not. Most robots just look like machine.