What forms of transportation are used on land? How do ships stay afloat? Which aircraft don't use wings to fly? The Do You Know?(TM) books provide an in-depth look at a wide range of popular subjects.

Includes index. "Originally published in France by Éditions Milan, Toulouse, in 2013 under the title Mes années pourquoi: Les transports"--Copyright page.

On land -- On the water -- In the air -- More to know.