4

Famous Americans: Benjamin Franklin

3

Charles Darwin

4

Maddy's Ohio Diary

3

Nelson Mandela

4

Maddy's Delaware Diary

4

Maddy's Massachusetts Diary

4

Maddy's Arkansas Diary

3

Amerigo Vespucci

4

Famous Americans: Thomas Jefferson

4

Maddy's Connecticut Diary

3

Malala Yousafzai

4

Maddy's Arizona Diary

3

Neil Armstrong

3

Martin Luther

4

Chip's Tips on Mexico

3

David Livingstone

3

Marie Curie