2

Country Flags of Europe

3

Continents of the World

3

Straits of the World

4

Montane Forest

3

Wetlands of the World

3

Gulfs of the World

4

Early Native Americans

4

Chip's Tips on Botswana

3

Coastal Plains of the World

4

Serengeti, Tanzania

4

Brandenburg Gate, Germany

3

Halloween

4

The Plains Indians People

3

David Livingstone

3

Capes and Peninsulas of the World

3

Valleys of the World

4

Chip's Tips on Russia

2

Continents

4

Chip's Tips on Switzerland

3

Venus

4

Charles Bridge, Czech Republic

3

Hanukkah

4

The Sami People

3

Eid al-Fitr

3

Mother Teresa

3

Drainage Basins of the World

4

Chip's Tips on Greece

4

Chip's Tips on Canada

4

Chip's Tips on Chile

4

Alhambra, Spain