Alright kiddo, so imagine you're playing a game with your friends, and you're all deciding what rules to follow. Usually, you all agree on the most important rules, like no cheating or being mean to each other, right?
Well, the same thing happens when a country is made up of different areas or regions. They all have different needs and ideas about how things should be run, so they need to decide together what they agree on as the most important rules of the country.
Sometimes, the people in charge of the country decide that it's not fair for one central government to have all the power and make every decision for everyone. So, they give some of that power to the regions instead.
This is called devolution of powers, and it means that different regions or areas within a country can make some decisions for themselves. For example, they might be able to decide what languages to teach in schools, or how to spend some money on things like roads or hospitals.
This way, everyone can have a say and help make decisions that are best for their particular region. It's like your game with your friends - everyone gets to make some rules together, so everyone can be happier and feel like they're being treated fairly.