This report describes the activities of the Ounce of Prevention Fund, founded in 1982 as a public-private partnership to promote the well-being of Illinois children and families through various health and education programs. The Fund focuses its efforts on communities with limited resources, mainly in the Chicago metropolitan area. Among the Fund's major activities are: (1) the Toward Teen Health program, which operates 3 school-based adolescent health centers in Chicago, serving 3,000 teenagers; (2) 7 Head Start preschool programs in the Chicago area, serving 810 children; (3) the Parents Too Soon program, which works to deter teen pregnancy and support adolescent parents, offering workshops and classes to 41,000 teenagers statewide; (4) the Center for Successful Child Development, a comprehensive, prevention-oriented health, education, and social service center for families of the Robert Taylor Homes public housing project in Chicago; (5) the Kids Public Education and Policy Project (Kids PEPP), which advocates for policies benefitting children and families; and (6) various research and evaluation projects. A list of statewide sites and services, funding partners, and a financial statement is included. (MDM)