Further Reading

J. Cutraro. “Body clocks.” Science News for Kids. Jan. 8, 2009.

J. Cutraro. “Hey batter, wake up!Science News for Kids. Jan. 8, 2009.

S. Gaidos. “Making light of sleep.Science News for Kids. March 2, 2010.

S. Ornes. “Fat weighs heavy on the brain.Science News for Kids. April 13, 2011.

S. Ornes. “Jet lag slows hamster brains.Science News for Kids. Nov. 29, 2010.

E. Sohn. “Getting enough sleep.Science News for Kids. Sept. 3, 2006.

Teacher’s questions: Questions you can use in your classroom related to this article.