Neil Armstrong

Who Was Marco Polo?

Ferdinand Magellan

Amundsen, the polar explorer

DNA: Window to the Past

The Distance Between Us: Young Reader Edition

The discovery of America

Japanese Mythology

The Young Investigator's Guide to Ancient Aliens

Civil War: Turning Points

Who Was Leif Erikson?

Puerto Rico

Flesh and Blood So Cheap: The Triangle Fire and Its Legacy

Germ Detectives

Timelines of Everything: From woolly mammoths to world wars

Hawaii

What Was the Lewis and Clark Expedition?

North Dakota

The Story of Sacajawea: Guide to Lewis and Clark

South Carolina