Imagine you have two special toys, let's call them Toy A and Toy B. These toys are very magical because they can communicate with each other no matter how far apart they are, even if they're in different rooms or even different houses!
When Toy A and Toy B are created, they become connected in a very special way. It's like they are forever best friends. Whatever happens to Toy A, it instantly affects Toy B, and whatever happens to Toy B, it instantly affects Toy A. They are always connected, no matter where they are.
So if you give Toy A a little shake, Toy B will feel it too and start shaking at the same time. It's like they can talk to each other without using any words or sounds. Scientists call this special connection "quantum entanglement."
Even though we can't see this connection or understand how it works exactly, scientists have studied it a lot and they know it's a very important and exciting discovery in the world of science. It helps us understand more about how things work at a very tiny level, much smaller than we can see with our eyes.
Isn't that amazing? It's like these toys have a superpower to always stay connected no matter how far apart they are!