The level of carbon dioxide in a classroom can have a significant negative effect on teaching and learning. Carbon dioxide (CO2) level is affected by class size and time of day. Six urban schools were studied to characterize the effects of these three factors on different class sizes. Carbon monoxide, CO2, temperature, and relative humidity…

This manual is designed for those researchers using the databank on classroom process surveys for the population of 13-year-olds in the Second International Mathematics Study. The manual opens with overviews of the study and the databank and states the purpose of the training. In the second section on "Interpretation," the codes, layout,…

Academic research makes a key contribution to the viability and competitiveness of U.S. technology in the new global markets, as well as to the quality of life of citizens. This report provides a broad quantitative picture of the cost, availability, and the condition of existing research facilities. Data on current spending, sources of support,…

This report details a year-long study of the emerging literacy of preschoolers and kindergarteners in two southwest Florida communities. Using a quasi-experimental design, investigation focused on two preschools and two kindergarten classes that implemented certain strategies associated with a whole language philosophy, including daily shared…

This document reports on an inquiry into elementary school students' perceptions of important classroom rules and of the teacher's authority. Chapter 1 provides an overview to this verification inquiry, part of a larger study, Ecological Perspectives for Successful Schooling Practice. The next chapter reports on the findings on children's…

This study of 119 preschool programs in 5 states was designed to describe the classroom experiences of economically or educationally disadvantaged 4-year-old children and to examine linkages between characteristics of early childhood programs and the activities of the children and teachers in the classroom. Chapters 1 and 2 describe the context…

Data from observations of 129 elementary, 362 junior, and 525 high school classes were analyzed to raise questions about classroom environment and classroom practices. Results gathered from four instruments are discussed: (1) physical environment inventory, which recorded classroom architectural arrangement, seating and grouping patterns,…

This study reports on work activities structures, student social cognitive understanding, and student participation as ecological perspectives from which to describe and analyze the teaching that took place in one elementary school. Detailed descriptions of the ecological features of 10 elementary school classrooms are presented, and an…