4

History of the United States

4

Landmarks of the United States

4

Burj Khalifa, United Arab Emirates

4

Burj Al Arab, United Arab Emirates

2

Map of the United States of America

4

An Introduction to the History of the United States of America

4

Chip's Tips on United States

4

U.S.S. Arizona Memorial at Pearl Harbor

4

Chip's Tips on Rwanda

4

Maddy's Iowa Diary

4

Felix's Independence Day

4

The Mississippi River

4

Early Native Americans

4

Buckingham Palace, London

4

Chip's Tips on Mexico

4

Niagara Falls

4

Daniel's Day at the Thanksgiving Parade

3

Sinkholes of the World

4

Things to See in New York City

4

Maddy's Virginia Diary

4

Maddy's New Mexico Diary

4

From the American Revolution to the Civil War

4

Maddy's New Jersey Diary

4

The American Civil War

4

Maddy's Michigan Diary

2

Country Flags of Asia

3

Rivers of the World

4

Yellowstone National Park

3

A Capitol Dream

4

Maddy's Alabama Diary