Physical Activity Can Boost Kids` Brains.

*What is this text about?
*Do you agree that doing schoolwork,puzzle,math and reading help kids get smarter?
*Which food is "Brain food"?
*Is it important to get a good night sleep?
*What does scientists say?
*What force the brain to release a protein?
*Does eating the right food also helps the brain?
*What have studies shown?