4

Stonehenge, England

4

Windsor Castle, England

4

Hadrian's Wall, England

4

Canterbury Cathedral, Canterbury, England

4

Money

4

Maddy's Maine Diary

3

Momentum

3

Thanksgiving Day

4

Chip's Tips on Jamaica

3

Straits of the World

3

Florence Nightingale

3

The Old Lady and Her Pig

3

Stealing Sally

3

Malala Yousafzai

3

St. Patrick's Day

4

Early North American Settlers

3

Power

3

Isaac Newton

3

Lazy Jack

3

Pressure

3

May Day

3

Work

4

Maddy's Delaware Diary

3

Motion

3

William Shakespeare

4

The American Revolution

3

Meteorites, Meteoroids, and Meteors

3

Chinese New Year

4

The Anglo-Saxon Invasion of Britain

3

Rabindranath Tagore