Books
The Nervous System (True Books: Health)

By Darlene R. Stille
Children's Press, 1998
ISBN: 051626270X
Ages 7-
A great study of the nervous system. Easy reading level makes this a great tool in learning how the brain and its nerves respond at speeds faster than the fastest computer.
The Astounding Nervous System: How Does My Brain Work? (Slim Goodbody's Body Buddies)

By John Burstein
Crabtree Publishing, 2009
ISBN: 0778744280
Ages 8-
This time Slim Goodbody visits the workings of the brain and the nervous system. If you are a fan of Slim, you will want to read this.
The Brain: Our Nervous System

By Seymour Simon
Collins, 2006
ISBN: 0060877197
Ages 5-
Seymour Simon has always been a great resource in science topics for the classroom. This is no exception. Full color photographs and illustrations help to explain the science of the brain and the nervous system.
The Nervous System

By Christine Taylor-Butler
Children's Press, 2008
ISBN: 0531207358
Ages 7-
Read about the processes of the brain and the nervous system. Great resource for elementary science.