This report systematically reviews research on the outcomes of programs that teach young children in a group setting before they begin kindergarten. Study inclusion criteria included the use of randomized or matched control groups, evidence of initial equality, and study duration of at least 12 weeks. Studies included valid measures of language,…

This paper describes the dissemination effort that has resulted in the extensive use of the Student Team Learning Program, an instructional process designed for the purpose of improving race relations in desegregated schools. Various attributes of the program that have enhanced its adoption in over 1000 school districts are examined and the…

Achievement and attitudinal effects of three mathematics instruction methods directed in varying degrees toward accommodating diversity in student performance levels were compared in two randomized field experiments with third- through sixth-grade classes. Treatments included Team Assisted Individualization, Ability Group Active Teaching, the…

Team Assisted Individualization (TAI), a mathematics program combining individualized instruction, cooperative learning teams, and direct instruction, was compared to control methods in a 24-week experiment in 59 third- through fifth-grade classrooms. Significantly positive effects were found for both disabled and nondisabled students. (Author/BS)