About 400 elementary- and middle-school students taking part in the Shenendehowa Inventors program will display their inventions at the former Cotton Market store at Clifton Park Center from 10 a.m. to 4 p.m. Saturday.
The three men responsible for the success of Explorer 1, America's first satellite, launched Jan. 31, 1958: from left, JPL director William H. Pickering, James Van Allen and Wernher von Braun.