The Planetarium Activities for Successful Shows (PASS) project, based at Lawrence Hall of Science, University of California, Berkeley, is dedicated to development and dissemination of planetarium programming where students and planetarium visitors are actively involved.

PASS is available electronically through the Lawrence Hall of Science Store and has also been adapted for users of these planetarium systems: Sky-SkanDigitariumDigistar

Free Planetarium Shows:

Planetarium Educator's Workshop Guide—a guide to theory and practice of audience participation planetarium programs, entertaining and educational, actively involving visitors.
Available for free: PDF (4 Mb) or webpage.

Modification to Transit of Venus planetarium show