Describes the Philadelphia Public Schools' formative testing program, used to diagnose students' difficulties under mastery learning, especially in mathematics. Discusses in turn the classroom, school, and district aspects of the program and summarizes the program's essential features. A full-page chart outlining aids and hindrances to formative…

The Mastery in Learning Project is helping teachers and administrators overcome the isolation of their traditional roles to become professional collaborators. (Author/TE)

Examines recent research to show that group-based mastery learning programs have consistently positive effects on student learning outcomes, including academic achievement, material retention, involvement in learning activities, and student attitudes. These programs also affect teachers and have considerable potential for implementation in regular…

A New Jersey elementary school's new instructional program, based on a holistic concept of brain function called Proster Theory, is described. Attendant changes in class organization and teacher roles are discussed. (MCG)