Discusses in general terms the approaches necessary for effective dissemination and implementation of an educational program in a country and then relates these approaches to the cooperative relationship between the University of California at Berkeley and the Israel Science Teaching Center's MATAL and PELE Projects. (CS)

Presents and integrates findings from selected research and evaluation studies of informal science learning in different settings such as school-based field trips, student projects, community-based science programs, visits to museums and zoos, the press, and electronic media. Contains 91 references. (DDR)