3

David Livingstone

4

Timbuktu, Mali

3

Nelson Mandela

4

Maddy's Delaware Diary

3

Malala Yousafzai

3

Charles Darwin

4

Maddy's Massachusetts Diary

3

Kwanzaa

3

Martin Luther

4

Chip's Tips on Mexico

4

Maddy's Arizona Diary

4

Famous Americans: Thomas Jefferson

4

Famous Americans: Benjamin Franklin

3

Marie Curie

4

Maddy's Ohio Diary

4

Maddy's Connecticut Diary

4

Maddy's Arkansas Diary

3

Neil Armstrong

3

Amerigo Vespucci