4

Maddy's Nebraska Diary

4

Dr. Why-Physics

4

Maddy's Washington Diary

4

Maddy's Vermont Diary

3

The Winklers' Holiday on Zoo Lovers Day

4

Okavango Delta, Botswana

4

Lightning

3

Jupiter

3

Gulfs of the World

4

Tornadoes

3

The Winklers' Holiday on Zoo Lovers Day

1

Weather Signs

4

Extreme Weather

4

The Hollows Eve Theater

1

Weather Signs

2

Natural Disasters

3

Saturn

4

Hurricanes

4

Maddy's South Dakota Diary

2

The Three Little Pigs and the Power of Bricks

4

Chip's Tips on Qatar

4

Maddy's Iowa Diary

3

Uranus

3

Mars

3

Neptune

4

Chip's Tips on Egypt

2

Natural Disasters

4

Chip's Tips on China