ELI5: Explain Like I'm 5

Avogadro project

Okay kiddo, have you ever heard of atoms? They're tiny little bits that everything is made up of, like a Lego block. The Avogadro Project is all about figuring out how many atoms are in something - like how many Lego blocks make up a whole Lego set.

Scientists want to know how many atoms are in things because it helps them do all kinds of science-y stuff. They use it to figure out how much of one thing they need to mix with another thing to get a new thing, or to make sure they're measuring things correctly.

To figure this out, scientists use a unit called the "mole". It's like a bunch of Lego blocks all stuck together to make a big block. The Avogadro Project is all about figuring out exactly how many atoms there are in one mole.

It's named after a scientist named Avogadro who had a really cool idea back in the olden days. He said that all gases have the same number of atoms in them, which was a really big deal at the time. So, in honor of him, scientists are working on figuring out how many atoms are in one mole.

It's a really important project because it helps scientists understand how the world works and create things that are really helpful for us. So, maybe one day you could even be a scientist working on the Avogadro Project too!