Okay kiddo, so you know how when you move your hand really fast in front of your face, it kind of looks blurry? That's because your eyes can't keep up with the movement and they see a bunch of different images instead of just one clear one.
Well, the same thing can happen when you're watching something moving on a screen, like a TV or computer monitor. If the object on the screen is moving really fast, your eyes might see it as a bunch of blurry images instead of just one clear one.
That's where something called display motion blur comes in. It's a special kind of technology that tries to make those fast-moving objects on the screen look less blurry. It does this by showing you a few extra images that are kind of in-between the real images, which helps your eyes keep up and see the object more clearly.
It's kind of like when you play with a flipbook - you see a bunch of drawings that are just a little bit different from each other, but when you flip through them really fast, they look like they're moving.
So, display motion blur is like a special flipbook for your screen, and it helps you see things that are moving really fast more clearly. Cool, huh?