Okay kiddo, so motor coordination is when your brain and your muscles work together to help you move your body in the way you want to. It's like when you want to jump or kick a ball, your brain tells your muscles what to do and your muscles do it for you.
Sometimes, when you're still learning how to move your body, it may take a little while for your brain and muscles to work together perfectly. But as you practice and get better, your motor coordination improves and it becomes easier for you to do things like run, climb, or even ride a bike.
Motor coordination is really important for lots of things you do every day, like writing, typing, or even just picking up your toys. Without good motor coordination, it might be harder for you to do these things, or you might not be able to do them at all. But with practice and patience, you can improve your motor coordination and become a pro at all the things you love to do!