4

Table Mountain, South Africa

2

Country Flags of Africa

4

Chip's Tips on South Africa

3

Trenches of the World

3

The Winklers' Holiday on Zoo Lovers Day

4

Chip's Tips on Yemen

3

The Winklers' Holiday on Zoo Lovers Day

4

The White House

4

Chip's Tips on Egypt

2

Warm Grasslands! Savanna

3

Common Birds Book 2

3

Harbors of the World

3

Houses from around the World

4

Timbuktu, Mali

4

Chip's Tips on Ghana

4

Chip's Tips on Botswana

2

Continents

4

Temples of Abu Simbel, Egypt

3

Isthmuses of the World

3

Vasco da Gama

3

Mahatma Gandhi

3

The Mount Kenya Trio

3

Straits of the World

4

Ngorongoro Crater, Tanzania

4

Chip's Tips on Kenya

3

Coral Reefs of the World

4

Gorillas and Other Primates

3

Coastal Plains of the World

4

Okavango Delta, Botswana

4

Mount Kilimanjaro, Tanzania