Other
Wwi Aviation: An Illustrated History of World War One
There is a wealth of information here. Get detailed overviews of the war and then scroll down the page to sections on pilots and designers, machines of war, a World War 1 history quiz and much more.
Ducksters
Ducksters: World War I for Kids: Aviation and Aircraft of Wwi
Kids learn about aviation and aircraft of World War I. Airplanes were first used in WW1 for reconnaissance and bombings. Famous fighter pilots called aces fought each other in the sky.