Introduce the topic by explaining that peripheral devices are external devices that connect to a computer to add functionality. Emphasize their importance in enhancing user interaction with computers.

Discuss input devices, which allow users to input data into the computer. Provide examples like keyboards and mice, and explain their basic functions.

Explain output devices, which display or output data from the computer to the user. Highlight examples such as monitors and printers.

Introduce storage devices, which are used to store data. Discuss examples like USB drives and external hard drives, and their importance in data management.

Discuss communication devices, which enable computers to connect and communicate with other devices or networks. Examples include modems and network cards.

Conclude the overview by summarizing the role of peripheral devices in enhancing computer functionality and user interaction. Encourage students to think about how these devices impact their daily computer use.