3

James Cook

4

Maddy's Oregon Diary

4

From the American Revolution to the Civil War

4

Maddy's Pennsylvania Diary

3

Trenches of the World

3

William Shakespeare

4

Maddy's Virginia Diary

3

Harbors of the World

4

Maddy's Rhode Island Diary

4

Chip's Tips on New Zealand

4

Maddy's New Jersey Diary

4

Maddy's Washington Diary

4

Chip's Tips on Australia

3

Archipelagos of the World

4

An Introduction to the History of the United States of America

4

The White House

3

Bays of the World

3

Capes and Peninsulas of the World

3

Famous Explorers

3

Work

3

Edmund Hillary

3

Power

4

Maddy's North Carolina Diary

4

Early North American Settlers

4

Chip's Tips on Canada

4

Maddy's Ohio Diary

3

Straits of the World

4

Maddy's South Dakota Diary