Marylou Morano Kjelle

Presents a short biography on eighteenth-century father of modern chemistry, Antoine-Laurent Lavoisier, who discovered the significance of oxygen and contributed to the use of the metric system.

Profiles five men who held positions of power in Hitler's regime, reviewing their service to the Third Reich and pointing out the personality defects that made them invaluable to their leader.

Highlights the life and accomplishments of the man who wrote "The Star-Spangled Banner."

Examines what happens when mixtures are combined

Learn about the different kinds of solids.

Presents an introduction to life in pre-Columbian America, discussing hunting, agriculture, religion, medicine, and warfare.