ELI5: Explain Like I'm 5

Cheerios effect

Well kiddo, do you know the game where you try to toss a basketball or a ball into a cup? Sometimes when you try to get the ball into the cup, you may see it bounce off the rim a few times before it finally falls in. That's a bit like what happens with Cheerios too!

You see, Cheerios are little round cereal pieces that can sometimes stick together, just like balls might stick to each other. But if they're floating in a bowl of milk, they can also stick together in a really interesting way - they can make little rings, like when you make chains out of beads or toy blocks!

This is called the Cheerios Effect, and scientists like to study it because it tells them important things about why things stick together in liquid. They've even learned that the type of liquid and how wet or dry the Cheerios are can change the effect!

So next time you eat Cheerios with milk, look closely and see if you can spot the Cheerios Effect in action! It's like a little science experiment in your breakfast bowl.