4

An Introduction to the History of the United States of America

3

States of Matter

4

Chip’s Tips on United States

2

Map of the United States of America

4

Maddy’s Rhode Island Diary

4

Gateway Arch

4

Maddy’s Nebraska Diary

4

Maddy’s Iowa Diary

2

The Wonderful World of Water

4

The Golden Gate Bridge

3

Heat and Temperature

4

Maddy’s Washington, D.C. Diary

4

Maddy’s Idaho Diary

4

Niagara Falls

4

Maddy’s Arizona Diary

4

Maddy’s North Dakota Diary

4

Maddy’s Ohio Diary

4

Maddy’s Florida Diary

4

Maddy’s Colorado Diary

4

Maddy’s West Virginia Diary

4

Famous Americans: Thomas Jefferson

4

Maddy’s Georgia Diary

4

Maddy’s New Mexico Diary

4

Maddy’s South Carolina Diary

4

Maddy’s Oklahoma Diary

4

Maddy’s Utah Diary

4

Maddy’s New York Diary

4

Maddy’s Maine Diary

3

A Capitol Dream

4

Maddy’s Oregon Diary