4

Landmarks of the United States

4

Chip's Tips on United States

4

History of the United States

2

Map of the United States of America

4

An Introduction to the History of the United States of America

3

States of Matter

4

Maddy's Oklahoma Diary

3

Halloween

3

Glaciers of the World

3

Harbors of the World

3

Lakes of the World

4

The American Civil War

4

Maddy's Connecticut Diary

4

Maddy's Oregon Diary

4

Maddy's Florida Diary

4

Maddy's Ohio Diary

4

The Sites & History of Coney Island

4

Famous Americans: George Washington

4

Maddy's Maryland Diary

3

Thanksgiving Day

4

Maddy's North Carolina Diary

3

Sacagawea

4

The Mississippi River

4

Daniel's Day at the Thanksgiving Parade

4

Maddy's Tennessee Diary

4

Chip's Tips on Rwanda

4

Grand Canyon

3

Cinco de Mayo

3

Valleys of the World

3

A Capitol Dream