Imagine you have a big bookshelf at home filled with lots of different books. One of the books on the shelf is a special book called an encyclopedia. An encyclopedia is like a really big dictionary but instead of just words and their meanings, it has information about almost everything! It has information about animals, planets, countries, and even people who have done important things in history.
Now, let's talk about Esperanto. Esperanto is a made-up language that people from all around the world can learn so they can communicate with each other more easily. Just like how a lot of people learn English, some people learn Esperanto too!
Sometimes people want to learn about different things in their own language, but not all of the information they want is available in their language. That's where Esperanto comes in! If someone speaks Esperanto, they can read books and articles in Esperanto about different topics.
So, if someone who speaks Esperanto wants to learn about animals, they might look for an encyclopedia in Esperanto on their bookshelf or in a library. This encyclopedia will have information about the different species of animals and their habitats all written in the Esperanto language.
In summary, encyclopedias in Esperanto are big books filled with information about lots of different things, written in a language called Esperanto, which is a language made to help people from all over the world communicate more easily.