Neil Armstrong

Who Was Marco Polo?

Ferdinand Magellan

Amundsen, the polar explorer

DNA: Window to the Past

The Distance Between Us: Young Readers Edition

The discovery of America

Japanese Mythology

The Young Investigator's Guide to Ancient Aliens

Civil War: Turning Points

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

Puerto Rico

Timelines of Everything: From woolly mammoths to world wars

Germ Detectives

What Was the Lewis and Clark Expedition?

Hawaii

The Story of Sacajawea: Guide to Lewis and Clark

Civil War: Leaders and Generals

What Is Immigration?: A Good Answer to a Good Question

Conquistadors