In a study of behavior modification two Down's syndrome preschool children, the first a 5-year-old boy with autistic behavior patterns and the second a 4-year-old girl whose behavior problem was to reject other children, were examined. The first S was engaged in ball catching activities with a teacher with positive reinforcement (playing the S's…

The second in a series of four publications on energy conservation, this booklet suggests energy-saving strategies that can be developed and implemented at the program and operational levels or that involve changes to the physical plant and its operating system. The strategies include variations in scheduling, techniques for cutting waste in…

Features six articles on heating, ventilation, and air-conditioning systems for schools. Examines how to avoid air temperature complaints when choosing a system; special system features; engineers, indoor air quality, and schools; mechanical systems noise in classrooms; operation and management issues related to design; and details on bids and…

This journal of educational research contains five papers written by a group of international authors. The first is a study of change in professional attitudes of student teachers that investigated the nature and extent of the change in their professional attitudes, and compared sex differences. The second paper is a technical examination of the…

The two articles dealing with problem solving and technology in this publication should be useful to those developing the kinds of materials, experiences, and thinking that elementary school industrial arts offers children. The first article accepts problem solving as an educational goal and reports a timely and universally acceptable approach.…