This document provides an overview of robots and robotics. It defines a robot as a re-programmable, multifunctional machine that can perform tasks automatically in place of humans in hazardous environments. Robotics is described as the science of designing and building robots. Robots are needed for tasks that are dangerous, repetitive, require speed or accuracy. The document outlines the history and types of robots, including mobile, stationary, autonomous and manual robots. It discusses some applications of robots in industries like manufacturing, space exploration, and mining. The basics of starting with robotics like required parts, tools and simple project ideas are also covered.