Okay kiddo, let me explain what a neural ensemble is in a way that you will understand.
Our brain has millions of tiny cells called neurons. These neurons work together like a team to help us think, feel, move and do many other things. A neural ensemble is simply a group of neurons that work together to perform a specific task.
It's like when you and your friends work together to play a game. Each of you has a special task. One of you may be the leader, another may gather the balls, and another may score the points. Together, you all work as a team to succeed in the game. Similarly, neural ensembles are groups of neurons working together as a team to complete a task.
Scientists have discovered that different neural ensembles are responsible for different actions, thoughts, and feelings. For example, there is an ensemble responsible for processing sight, another for hearing, and another for memory.
So, you can think of neural ensembles as teams of tiny cells in our brain that work together to help us do everything we need to do. Pretty cool, right?