Describes a variety of classroom aids and indicates the sources. Included are storage facilities, sound experiments, stop watch, ultraviolet lamp, calculators, animal cages, and others. (RH)

Descriptions and pictures of apparatus for use in teaching measurement are accompanied by descriptions of typical uses of the materials. A list of names and addresses of suppliers is included. (SD)

Games and laboratory experiences which can be used to help build basic skills are described. (SD)

Synchronized slide-tape units were developed on topics related to polynomials and exponents. Thirteen students used the modules produced; examination and attitudinal data on these subjects are presented. (SD)

Describes a chemistry project in which lichens are identified by the analysis of the phenolic substances that they biosynthesize. (MLH)

This paper describes an experiment designed to reveal the consequences of the development of a concentration boundary layer. The rate of a mass transfer limited electrochemical reaction is measured and used to obtain the dependence of average Sherwood number on Reynolds number and entrance length. (Author/BB)

Discusses the need for a technical teacher who could help college students working in geology laboratory and field settings. The duties and qualifications of the technical teacher are also discussed. (HM)

The National Science Foundation announced the establishment of Regional Instrumentation Facilities at six universities to improve the quality and scope of research by making sophisticated instrumentation and trained staff available. Lists the universities, the funds provided, and the new facilities to be created. (GA)

A high school biology experiment is presented. The success of this experiment may be due to the inability to prove or disprove the hypothesis upon which it is based. (BB)

Directions are given for making and using spelling learning centers with an Olympics theme. Each learning station is presented as a sports event, for example, Spelling Slalom, Definitions Discus, and Word Recall Race. (SJL)

Explains the basic philosophy of Personal Mastery Counseling and how this counseling approach differs from other types of counseling. (HMV)

Provides the rationale for an open composition laboratory, such as the one at Auburn University, within a remedial freshman English program. Suggests guidelines for the design and implementation of such a laboratory. (RL)

This product reference guide provides assistance in locating specific types of equipment used in the analysis and control of air, water, and noise pollutants. (CS)

This section of the product reference guide provides information for locating specific types of equipment used in solid and liquid waste handling and disposal. (CS)

This article provides a diversity of manufacturers literature dealing with advances in technology and equipment associated with analyzing and controlling air, noise, and water pollutants. (CS)