3

Lakes of the World

2

Lake Day

4

Lake Malawi, Malawi

4

Maddy's Nevada Diary

4

Maddy's Wisconsin Diary

3

Amazing Earth - Part 2

4

Okavango Delta, Botswana

4

Maddy's South Dakota Diary

3

Valleys of the World

4

Maddy's Idaho Diary

4

Maddy's New Mexico Diary

4

Maddy's Washington Diary

2

Lucas's Snowy Christmas Adventure

4

Chip's Tips on Chile

4

Amphibians

4

Maddy's Virginia Diary

4

Maddy's Illinois Diary

4

Chip's Tips on The Dominican Republic

4

Chip's Tips on Kenya

4

Maddy's South Carolina Diary

4

Maddy's North Dakota Diary

3

Sacagawea

4

Hoover Dam

4

Maddy's Connecticut Diary

4

The Mississippi River

4

Chip's Tips on Honduras

4

Maddy's Florida Diary

3

Continents of the World

3

Sinkholes of the World

4

Maddy's Tennessee Diary