1. Sensory information is received by the brain from the eyes, ears, nose, mouth, and skin. This information is then processed and interpreted by the brain so that we can understand what we are seeing, hearing, smelling, tasting, and feeling.

2. The brain controls movement. When we want to move a muscle, the brain sends a signal to that muscle telling it to contract.

3. The brain is responsible for our thoughts, emotions, and memories. It allows us to think about the past, present, and future and to imagine things that don't exist. It also allows us to feel emotions such as happiness, sadness, anger, and fear. And it stores our memories of our experiences.

4. The brain is divided into two hemispheres, the left hemisphere and the right hemisphere. The left hemisphere is responsible for logical thinking, language, and mathematics. The right hemisphere is responsible for visual-spatial processing, creativity, and emotions.

5. The brain communicates with the rest of the body through the nervous system. The nervous system is a network of nerves that carry messages between the brain and the rest of the body.

7. The brain produces various chemical messengers called neurotransmitters, which help nerve cells communicate with one another. Some of the most well-known neurotransmitters include serotonin, dopamine, and norepinephrine. These brain chemicals play a role in mood, motivation, sleep, attention, and learning.

The brain is incredibly complex, and scientists are still learning new things about it every day. But this simplified overview provides a basic understanding of how your brain works.