4

Lake Malawi, Malawi

4

Maddy's Delaware Diary

4

Chip's Tips on Zambia

3

Rabindranath Tagore

4

Chip's Tips on Rwanda

3

Martin Luther

3

Daniel Boone

4

Famous Americans: Abraham Lincoln

3

Bays of the World

3

Thurgood Marshall

2

Map of the United States of America

3

Nelson Mandela

4

Dr. Why-Physics

4

Maddy's Maine Diary

4

Victoria Falls, Zimbabwe/Zambia

3

Napoleon Bonaparte

4

Things to Do in Central Park

3

Mountains of the World

4

Maddy's Missouri Diary

3

Lakes of the World

3

Energy

3

Force

3

Mahatma Gandhi

4

The Statue of Liberty

3

Pressure

3

Gulfs of the World

3

David Livingstone

3

Momentum

1

Community Helpers

3

Trenches of the World