Then, they all stop. It’s so dark. You can’t see anything! But if you wait a few seconds …
In the Know
Fire Facts
Fire gives off light. Fire gives off heat. People use … read more
In the Know
African American Heroes of the Revolutionary War
Phillis Wheatley was one of American’s best poets. She wrote … read more
In the Know
Health Emergency
This man works for the Centers for Disease Control (CDC). … read more