4

Chip's Tips on Equatorial Guinea

4

Chip's Tips on Ghana

3

Wetlands of the World

3

Glaciers of the World

2

How Seasons Occur

4

Tropical Rainforest

4

Chip's Tips on Rwanda

4

Tundra

3

The Earth

4

Chip's Tips on Zambia

4

The Pygmy People

3

Continents of the World

4

Chip's Tips on Kenya

2

Country Flags of Africa

2

Hot and Wet! Tropical Rainforest