Nervous system fun facts for kids

Updated March 23, 2017

The nervous system is responsible for receiving information and relaying that information to the brain. Without the nervous system it would be impossible for us to live and function on a daily basis.


If all of the neurons in a person's body were lined up that line would stretch to a length of 600 miles according to Bryn Mawr University.

The Brain

The average adult male brain weighs 1375g while the average adult female brain weighs 1275g according to MedIndia. Only 4 per cent of brain cells are actually used while the rest are kept in reserve. On average, there are 100 billion neurons in the human brain.


The brain receives information from the nervous system to interpret information and control every movement in your body according to Discovery Kids. The nervous system plays an important role in muscle movement. Without the nervous system it would be impossible to live.

Fun Facts

The brain of a newborn baby grows approximately three times during its first year of life according to MedIndia. Did you know that the right side of the brain controls the left side of the body and the left side of the brain controls the right side of the body?

Nervous System Pathways & Development

The first time you tried to ride a bike it was probably extremely difficult for you. As you kept trying to ride a bike your nervous system developed a pathway for the motions involved with bike riding. For this reason, people usually remember how to ride a bike for the rest of their lives after they learn how to ride a bike for the first time.

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About the Author

Frank Girard is a copywriter and marketing consultant who has been working in the field since 1995. He has published ebooks, including "How to Succeed as a Freelance Marketing Consultant" and "101 Questions and Answers About Internet Marketing." Girard provides freelance copywriting work for clients around the country. He has a Bachelor of Arts in communications from the University of North Carolina.