3

Islands of the World

4

Maddy's Rhode Island Diary

4

Maddy's Georgia Diary

4

Maddy's Wisconsin Diary

3

Sinkholes of the World

3

Juan Ponce de León

4

Maddy's New Jersey Diary

4

Chip's Tips on United States

3

Trenches of the World

3

Amazing Earth - Part 1

4

Okavango Delta, Botswana

4

Maddy's Mississippi Diary

4

Chip's Tips on Finland

3

Amazing Earth - Part 2

3

Amerigo Vespucci

4

Maddy's Hawai'i Diary

4

Chip's Tips on New Zealand

4

Chip's Tips on Honduras

3

Bays of the World

3

Diwali

4

Maddy's California Diary

2

Country Flags of Oceania

4

Mount Fuji, Japan

4

Chip's Tips on Yemen

4

Chip's Tips on Russia

4

Maddy's Louisiana Diary

2

Landforms

4

Chip's Tips on Papua New Guinea

3

Vasco da Gama

3

Christopher Columbus