Definition: A peripheral device.

Alright class, settle down and let’s take a peek, At the word "peripherals," it’s something we need to speak! The dictionary’s right, you see, it’s quite plain, “A peripheral device,” again and again. But what does that really mean, don't you know? Let's break it down, let the knowledge flow! Think of your computer, a wonderful sight, It needs things to work, with all of its might! The screen, the keyboard, the mouse so bright, Those are peripherals – shining their light. They’re outside the main part, the core you see, Supporting the system, for you and for me. A printer, a scanner, a headset too, All peripherals, helping tasks to accrue! So "peripheral" means something extra, you see, Adding to the function, efficiently! Does that make sense? Any questions you’d like to share?