Smithsonian Discover: Flight
Brown, Ruth Tepper Smithsonian Discover: Flight" brings the awe-inspiring experience of the Smithsonian's National Air and Space Museum right into the pages of a book. It's a personal guide to the history and science of flight, and a collaboration with the venerable Smithsonian Institution. This authoritative guide answers all the questions that kids ask (and that parents may not be able to answer), like "What makes a plane stay in the air?, " "What's a sonic bo...