Binomial nomenclature is just a fancy way of naming plants and animals. It's like giving them a special nickname that tells us what they are and how they're different from other plants and animals.
Now, imagine you have a new toy car that you really like, but all your friends also have toy cars that look kinda similar. You want to make sure you can tell your toy car apart from theirs, so you give it a special nickname. You might call it "Red Racer," which tells you and your friends exactly what it is and what makes it special.
Scientists do the same thing with plants and animals, but instead of just giving them any old nickname, they use two special words to describe them. The first word tells us what group the plant or animal belongs to. This might be a broad group like "mammals" or a more specific group like "arachnids."
The second word is like the special nickname you gave your toy car. It tells us what makes this particular plant or animal unique. Sometimes, it describes what the plant or animal looks like, or where it lives, or what it eats.
For example, the scientific name for humans is Homo sapiens. "Homo" tells us that humans belong to the group of primates, which includes things like monkeys and apes. "sapiens" is like our special nickname, which means "wise" or "intelligent."
So, that's basically what binomial nomenclature is! It's a special naming system that helps scientists keep track of all the different plants and animals in the world. And just like your special nickname for your toy car, these names help us understand what makes each plant and animal special and unique.