This text is designed to provide teachers, students, and the general public with an overview of key solar energy concepts. Various energy terms are defined and explained. Basic thermodynamic laws are discussed. Alternative energy production is described in the context of the present energy situation. Described are the principal contemporary solar applications, including passive solar, mass walls, windows as solar collectors, attached greenhouses, and solar water heating. The document is designed to be used with a companion volume of teacher notes. (Author/RE)