4

Earthquakes

4

Washington Monument

4

I'm a Poet...But I Didn't Know It!

3

William Shakespeare

3

Jacques Cousteau

4

Famous Americans: Abraham Lincoln

4

Maddy's Florida Diary

4

Maddy's Washington, D.C. Diary

3

Roald Amundsen

4

Extreme Weather

4

Maddy's Iowa Diary

3

Harriet Tubman

4

How they work? Motor Vehicles

3

Houses from around the World

4

Maddy's Massachusetts Diary

3

Puppet Power!

4

Eire of the Desert

4

Maddy's Arizona Diary

4

Maddy's Virginia Diary

3

The Moon

3

Christopher Columbus

3

Zheng He

4

An Introduction to the History of the United States of America

3

Light

4

Tropical Rainforest

4

Gateway Arch

3

Cinco de Mayo

4

Sharks and Other Sea Life

4

Chip's Tips on Finland

3

A Date with the Dentist