4

Washington Monument

4

Famous Americans: George Washington

4

Maddy's Washington, D.C. Diary

4

Maddy's Washington Diary

3

Martin Luther King, Jr.

4

The Space Needle

4

The White House

4

The American Revolution

3

Christopher Columbus

2

US Landmarks

4

Maddy's Maryland Diary

4

Jordan & Justine's Weekend Adventures

3

Bays of the World

3

A Capitol Dream

2

Map of the United States of America

4

Jordan & Justine's Weekend Adventures

3

Isthmuses of the World

4

Maddy's Oregon Diary

3

Coastal Plains of the World

3

Inventors and Inventions

4

Mount Rushmore

4

Maddy's Idaho Diary

4

Maddy's New Hampshire Diary

4

From the American Revolution to the Civil War

3

Judge

4

Maddy's South Dakota Diary

4

Maddy's Virginia Diary

4

Money

4

Yellowstone National Park

4

History of the United States