2

Country Flags - North & Central America

4

Early North American Settlers

4

Maddy's North Carolina Diary

4

Maddy's North Dakota Diary

4

Money

4

An Introduction to the History of the United States of America

3

Trenches of the World

4

Maddy's South Carolina Diary

4

Edinburgh Castle, Edinburgh, Scotland

4

Niagara Falls

2

Map of the United States of America

3

Daniel Boone

4

Maddy's New Jersey Diary

4

Maddy's Oregon Diary

3

The Earth

4

Maddy's Delaware Diary

4

From the American Revolution to the Civil War

4

Maddy's South Dakota Diary

3

Sacagawea

3

Mars

3

Continents of the World

4

Maddy's Missouri Diary

3

Venus

3

Constellations

4

Maddy's Louisiana Diary

4

Maddy's Oklahoma Diary

3

Valleys of the World

4

Chip's Tips on Honduras

4

Maddy's Arizona Diary

3

Edmund Hillary