A keyboard allows you to enter letters, numbers and also allows you to interact with your computer. |  |
 | A mouse allows you to control the cursor of your computer. |
A microphone allows speech through your computer which you can talk to other people, using different types of software. |  |
 | A games controller can be plugged into your computer and can be used to play games. |
A graphics tablet allows you to hand-draw images and graphics, similar to the way a person draws images with a pencil and paper. |  |
 | A bar code reader is an electronic device for reading printed bar codes, then information is then sent to the computer, then stored. |
A scanner basically scans a page placed on it. When it is scanned the page is sent to the computer and allows you to view it and edit it. |  |
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