In central Iowa he founded Blank Children 's Hospital , the Blank Park Zoo , the IMAX at the new Science Center of Iowa , the Jacqueline N. Blank Bookworks of Planned Parenthood of Greater Iowa , the children 's wing at the new Des Moines library , the Steven N. Blank Youth Center of Youth Emergency and Shelter Services , the A.H. Blank Public Golf Course , the Blank Performing Arts Center at Simpson College and the Belin-Blank International Center for Gifted Education and Talent Development at the University of Iowa .