Better and better. . . bigger and bigger. . . faster and farther and higher. . . "" is what you'll find out about airplanes here. The deft, detailed drawings could tell a good deal more if they had an assist from the text; as it is, the progression from Icarus to Lindbergh to SST (unnamed), concluding with a brief foretaste of an actual flight, flashes by with hardly a word of explanation. Alert youngsters will either know or ask more.