Portable Document Format, or PDF for short, is a type of file that can hold lots of different types of information and look the same on any computer or device. It's kinda like a digital piece of paper that you can send to your friends, teachers or coworkers to share important things with them.
PDFs are great because they keep everything in one place, so you don't have to worry about losing any of your files. They can also be easily opened on any computer or device, even if they don't have the same program you used to create it.
Think of it like a picture or a coloring page that can have words, pictures, and even videos on it. But instead of just one thing, PDFs can have lots of pages with lots of different things on them. It's like making your own book that you can take with you anywhere!
Overall, PDFs are a really useful way to share information and make sure everyone can read it, no matter what kind of computer they have.