Describes an experiment in which the rate of reaction can be followed using a colorimeter and data can be used to determine order of reaction, rate constant, and energy of activation. (GS)

A mathematics laboratory with commercial and teacher-made materials, a workshop, and a discussion room were established. An extension course taught how to use the instructional aids and accompanying behavioral objectives and activity cards. Active use of the lab is increasing. The teachers' enthusiasm has spread to the students. (KM)

Criticizes studies of egocentric development in children using cutaneous perception procedures. Also questions study contribution to the understanding of the development of decentering. (Author/SDH)

Described is a laboratory program at Hope College, Holland, Michigan. Examples of laboratory exercises are provided. (RH)

In reference to the inherent partnership of universities and public schools in teacher education the article details need for agreement, suggests basic components for an agreement, and presents a sample agreement. (Author/NQ)

Describes an introductory course in geology for nonscience majors that involves students in laboratory exercises related to rock classification. (GS)

Directions for constructing a hand glider out of free or inexpensive materials are combined with measurements, tests and recordings of its flight done in metric units. (BR)

Utilizes a rotating table and strobe photographs to provide students with a direct record for quantitatively analyzing rotational effects. (GS)

Gives the justification, text, and examples of two recordings illustrating the phonetic oppositions of four French vowels. The tapes were produced and tested at the Universite de Lausanne, and are intended for language laboratory use. (Text is in French.) (MSE)

Argues that instructor monitoring in a language laboratory is an inefficient instructional method. (CK)