Through the years, many researchers have advanced theories of problem solving. Probably the best definition of problem solving to apply to adult learning programs is Wallas' (1926) four-stage theory. The stages are (1) a preparation, (2) an incubation period, (3) a moment of illumination, and (4) final application or verification of the solution.…

In this book, the first of a series on functional education for individual, community, and national development, the author shares her understanding of the needs of nonformal education and what may prove useful to fulfill these needs. The content is in three sections. The first one identifies the forces that have converged to give nonformal…