As policymakers contemplate expanding preschool opportunities for low-income children, one possibility is to fund 2, rather than 1 year of Head Start for children at ages 3 and 4. Another option is to offer 1 year of Head Start followed by 1 year of pre-K. We ask which of these options is more effective. We use data from the Oklahoma pre-K study…

As policy-makers contemplate expanding preschool opportunities for low-income children, one possibility is to fund two, rather than one year of Head Start for children at ages 3 and 4. Another option is to offer one year of Head Start followed by one year of pre-k. We ask which of these options is more effective. We use data from the Oklahoma…

Initial findings of a 5-year project examining the effectiveness of a sexual abstinence education program in grades 5-8 are reported. Following implementation of the "Sex Can Wait (SCW)" program, differences between the "SCW" group and a comparison group favored "SCW" on knowledge, positive attitudes towards…

Evaluated effectiveness of environmental education (EE) in northern New York public schools, determining the extent of EE curriculum/instruction, ascertaining problems previously reported in the literature as hindering implementation of EE, and examining relationships between EE and environmental knowledge of fifth-graders and relationships…