4

Early North American Settlers

4

Maddy's Virginia Diary

4

Maddy's Oregon Diary

3

Amerigo Vespucci

4

Maddy's Connecticut Diary

4

Maddy's Idaho Diary

4

Early Native Americans

4

Maddy's Indiana Diary

2

Continents

4

Maddy's Alaska Diary

4

History of the United States

3

Thanksgiving Day

3

Valleys of the World

4

Maddy's Texas Diary

4

Maddy's Louisiana Diary

4

Chip's Tips on United States

4

Amphibians

4

Maddy's New Mexico Diary

4

Things to Do in Central Park

4

Maddy's Wisconsin Diary

4

Maddy's Washington Diary

4

Maddy's Mississippi Diary

4

Maddy's Nevada Diary

4

Maddy's Maryland Diary

3

Mardi Gras

4

Chip's Tips on Mexico

4

Maddy's New York Diary

3

Drainage Basins of the World

4

Maddy's New Hampshire Diary

4

Maddy's Iowa Diary