First crossword puzzle published, 1913

Panama Canal opens, 1914

Jim Thorpe wins decathlon at Stockholm Olympics, 1912

First transcontinental telephone line, 1914

Avant-garde art introduced at Armory Show, 1913

Celebrate the Century - 1910s

Federal Reserve System created, 1913

Charlie Chaplin as the Little Tramp

Boy Scouts started in 1910, Girls Scouts formed in 1912

Grand Canyon National Park, 1919

Jack Dempsey wins heavyweight title

Construction toys

Child labor reform

George Washington Carver

U.S. enters World War I

Woodrow Wilson