Marco Polo: The Voyager Who Discovered Parts of China and Asia in the 13th Century

German History: Significant Event and People in Germany (5 in 1)

Voyagers: Biographies about Ernest Shackleton, Marco Polo, the Pilgrims, and Vasco de Gama (4 in 1)

John D. Rockefeller: The Life and Career of the Richest Man in Modern History

Henry Ford: Biography of a Businessman and Industrialist

Buffalo Bill: The Life, Mission, and Deeds of a Bison Hunter

Vasco da Gama: The First Person to Sail from Europe to India around the African Continent

Alexander Graham Bell: The First Telephone, Metal Detector, and Other Inventions

Jefferson Davis: President of the Confederate States during the American Civil War

James Monroe: The Founding Father and 5th President of the United States

Robert E. Lee: Biography of the Clever Confederate General during the American Civil War

James Garfield: American History of a Civil War General, President, and Martyr

James Buchanan: The Last President before the Civil War

Grover Cleveland: Biography of His Life, His Policies, and His Governance

Dwight Eisenhower: The United States’ President Who Served during the 1950s

Aaron Burr: Biography of the Third President of the United States

Woodrow Wilson: The American President during the First World War

Prussia: History of the Prominent German State

The Berlin Wall: Its Beginnings, Its Fall, and Its Consequences

Kaiser Wilhelm II: Biography of the Last German Emperor and King of Prussia