Input devices for computers are various tools that allow users to interact with the computer. These include keyboards, mice, graphic tablets, touchpads, joysticks, gamepads, and other devices. Keyboards allow users to input text and commands, mice are used to move the cursor and perform clicks, graphic tablets allow users to create images using a pen or brush, and gamepads and joysticks are designed to control characters in computer games. Input devices are an integral part of computer technology, providing convenience and efficiency for users.