How Does the Amazing Brain Work in the Body?
The brain controls major parts of the body. There are 12 systems of the body, and about 78 organs total. The body has different parts that work together.
Brain Video:
https://www.youtube.com/watch?v=xvxulGtXFis
Brain Video:
https://www.youtube.com/watch?v=xvxulGtXFis