A wagon is like a little car without an engine that you pull with your hands. Imagine a big toy box on wheels that you can fill with your favorite toys, snacks, or even a friend, a...

Familiar is like when you see your favorite toy every day. You know its shape, color, and how it feels in your hand. It’s not a surprise anymore because you’ve seen it so many time...

When we say something is valid, it’s like saying it makes sense or is correct. Imagine you have a puzzle. Each piece has a special place where it fits perfectly. When a piece fits ...

Crying is like when your heart feels like a rainy day. Just like the sky lets out raindrops, your eyes let out tears when you’re feeling sad, hurt, or even happy. It’s your body’s ...

A gun is like a special kind of tool that can make a loud noise and send something very fast through the air, like a superhero zooming across the sky. Just like how a superhero use...

Lifestyle is like a recipe for how you live each day. Just like when you make cookies, you need certain ingredients like flour, sugar, and chocolate chips, your lifestyle is made u...

A method is like a special recipe that tells you exactly how to make something. Imagine you want to bake cookies. The recipe will tell you to mix flour, sugar, and eggs, then put t...

When you think about fluctuation, imagine a seesaw at the playground. Sometimes you go up and sometimes you go down. That’s what fluctuation is like! It’s when things change from o...

Think of a lemon. When you taste it, it feels sour on your tongue. That sourness comes from something called an acid. Acids are like tiny invisible helpers that make things taste s...

A vessel is like a special kind of container. Think of it as a big bowl or a cup that can hold things, but it’s not just for food or drinks. Imagine a boat floating on water; that’...