4

History of the United States

2

Map of the United States of America

4

Burj Al Arab, United Arab Emirates

4

An Introduction to the History of the United States of America

4

Burj Khalifa, United Arab Emirates

4

Chip's Tips on United States

4

Landmarks of the United States

4

Maddy's Georgia Diary

4

Chip's Tips on Venezuela

4

Maddy's Minnesota Diary

4

Maddy's South Carolina Diary

4

Maddy's Virginia Diary

4

Maddy's Mississippi Diary

4

Maddy's Kansas Diary

4

Chip's Tips on Oman

4

Maddy's New Mexico Diary

4

Maddy's Arizona Diary

3

Do Your Part

4

Maddy's Maine Diary

3

Astronauts

4

Felix's Independence Day

4

The Mississippi River

4

Maddy's Washington Diary

3

Houses from around the World

4

Maddy's Arkansas Diary

4

Maddy's Alaska Diary

4

Early North American Settlers

4

From the American Revolution to the Civil War

4

Maddy's North Carolina Diary

4

The Tower Bridge, London