4

Hadrian's Wall, England

4

Windsor Castle, England

4

Canterbury Cathedral, Canterbury, England

4

Stonehenge, England

3

Stealing Sally

3

Mahatma Gandhi

4

Buckingham Palace, London

3

Motion

4

Maddy's Massachusetts Diary

3

Daniel Boone

3

The Old Lady and Her Pig

3

Christopher Columbus

3

William Shakespeare

3

Meteorites, Meteoroids, and Meteors

3

Charles Darwin

3

Chinese New Year

3

Thanksgiving Day

3

Stealing Sally

3

Malala Yousafzai

3

Momentum

4

Chip's Tips on Jamaica

3

Inertia

3

Rivers of the World

4

Money

4

Maddy's Maine Diary

4

Early North American Settlers

3

May Day

3

Florence Nightingale

4

Maddy's Vermont Diary

3

The Old Lady and Her Pig