PowerSchool, a division of Apple Computer, today announced the release of PowerSchool Student Information System (SIS) 3.7. New features of version 3.7 include automated schedule scenario set-up; new capabilities to allow for scheduling far in advance; and improved data-capture of scheduling results. PowerSchool SIS is the leading Web-based, single-server Windows and Macintosh compatible student information system for K-12 schools and school districts, according to the press release.