4

Lightning

2

Evergreen Forests! Taiga

3

Individual Sports

3

Gulfs of the World

2

Four Seasons! Deciduous Forest

4

Extreme Earth

2

Carrying Together, Ants

4

Chip's Tips on Laos

4

Maddy's Minnesota Diary

3

Rivers of the World

2

The Pair in the Air, Lovebugs

4

Maddy's Connecticut Diary

4

The Hmong People

3

Inventors and Inventions

4

Maddy's California Diary

4

Amphibians

4

Petronas Twin Towers, Malaysia

4

Famous Americans: Benjamin Franklin

4

Maddy's Texas Diary

4

Tornadoes

3

All About History

3

Bays of the World

2

Country Flags of Asia

4

Chip's Tips on Russia

4

Maddy's Tennessee Diary

3

Chinese New Year

4

Patsy and Paul at Angkor Wat in Cambodia

3

Space Exploration

3

Saturn

4

Volcanoes