Photo Credit: Library of Congress, Prints & Photographs Division, U.S. News & World Report Magazine Collection, [LC-DIG-ppmsca-03119]
In the Know
A Healthy You!
Child Health Day is celebrated in the United States on the first Monday in October. You won’t get a day off from school, but it’s an important day to remember. On Child Health Day, we … Read more
In the Know
Robots Work!
Robots may seem like something that only appears in books and movies. In fact, scientists and engineers have been building and testing robots for many years. The history of robots has many examples from vacuum … Read more
In the Know
Hearts in Animals
The Heart’s Job You probably know you need oxygen to live. In fact, all the cells in your body need oxygen—and your heart makes sure they get it. A heart is an organ inside you … Read more