Describes the construction of a model suitable for demonstrating the principles of refrigeration in secondary science classes. (JR)

Describes two experiments in physics, using the same inexpensive apparatus, that may be performed as projects by high ability secondary science students. (JR)

This manual is intended for professional personnel in the fields of water pollution control, limnology, water supply and waste treatment. Primary emphasis is given to practice in the identification and enumeration of microscopic organisms which may be encountered in water and activated sludge. Methods for the chemical and instrumental evaluation…

This resource manual presents numerous techniques for adapting science activities to the visually handicapped student, applicable to introductory biology courses in which microscopes are used extensively in the laboratory. Chapters include information on the following: alternative microscopic viewing techniques, physical models, tactile diagrams,…

TWENTY-NINE ADMINISTRATORS REPRESENTING NINE ALLEGHENY COUNTY SCHOOL DISTRICTS AND THE COUNTY SCHOOLS OFFICE PARTICIPATED AUGUST 21-25, 1967, IN THE FIRST OF FOUR SCHEDULED FOUR-DAY SESSIONS TO INCREASE PERSONAL AWARENESS, PRIMARILY THROUGH T-GROUP MEETINGS, AIDED BY THREE-PERSON GROUP SESSIONS, LECTURETTES, EXERCISES, AND DEMONSTRATIONS. THE…

A SEARCH OF RECENT SCIENCE EDUCATION LITERATURE WAS MADE TO DETERMINE TOPICS IN PHYSICS AND CHEMISTRY THAT WOULD BE TESTED FOR SUITABILITY WITH PROSPECTIVE ELEMENTARY SCHOOL TEACHERS. EIGHT CRITERIA WERE SELECTED AND USED TO GUIDE THE WRITING OF LABORATORY ACTIVITIES. SIXTY-NINE PROSPECTIVE ELEMENTARY SCHOOL TEACHERS USED THE EXPERIMENTAL…

Developed was a category system for systematic observation of the verbal and non-verbal behavior of high school biology teachers in both classroom and laboratory situations. This system was used to study the similarities and differences existing between the Biological Sciences Curriculum Study (BSCS) and non-BSCS teachers. Individual teachers…

The definition, purposes, and possible uses of the language laboratory are discussed in this booklet. Consideration is given to such related topics as the production of materials, the student's task in the laboratory, the planning and supervision of the laboratory, and the problems and future of the laboratory. The second half of the booklet…

This document begins with a discussion of the author's approach to instruction in a mathematics laboratory. This discussion includes an enumeration of types of desirable or necessary equipment and advice on the management of a laboratory. The author examines issues related to achievement and readiness for more traditional school experiences in…

A teacher's daily record of activities and strategies for teaching arithmetic to a class of first grade students exclusively through the use of Cuisenaire rods is described. Worksheets and the mid-term test are included. A short evaluation of the results of the instructional method concludes the paper. (DT)

This is a collection of activities for individual or small group work. All can be done with a minimum of teacher direction. Major topics are: (1) measurement--length, area, and volume; (2) geometric shapes--triangles, quadrilaterals, polygons, and three-dimensional; (3) graphing in the plane and use of statistical graphs; and (4) angular…

This booklet contains a series of worksheets on the metric system to be used with students at the elementary school level. Twenty of the worksheets are concerned with linear measurement, four with area, ten with mass, and four with capacity. (DT)

A series of outdoor activities is provided in which measurement and geometry are used to describe phenomena in the environment. (SD)