specimen
A specimen is like a special sample of something that helps us learn more about the world. Think of it like a puzzle piece. When you have just one piece of a puzzle, it might not show the whole picture, but it gives you a clue about what the picture could be. Scientists use specimens to understand bigger things, like animals, plants, or even rocks.
Imagine you have a treasure box full of different toys. Each toy is a specimen that tells a story about where it came from or how it’s made. By looking at each toy, you can learn about different places or materials. Scientists do something similar when they study specimens.
Another way to think about it is like a recipe. If you have a small taste of a cake, that taste is like a specimen. It gives you an idea of what the whole cake is like, even if you don’t eat the whole thing. By studying a specimen, scientists can learn about the whole object or living thing it came from, just like that little taste of cake helps you know how delicious the whole cake might be.