Many words which have been treated in the denotative sense are actually connotative in nature. That is to say that citing a definition or stating a fact should not be a learning goal. Rather, a "conceptualization" should be what teachers are striving for. A series of activities dealing with density have been provided for demonstrations or…

As powerful as the compelling reasons for reform in science education are, there is also uncertainty about where this reform may lead. This special issue focuses on reform in K-12 science education. The 23 articles in this book are placed in the following sections: (1) In this issue, (2) Project 2061, (3) The Scope, Sequence and Coordination…

Abstractor's analyses of science education research studies are presented in this issue of Investigations in Science Education. The first group of studies relates to research on teacher education (priority of perceived needs common to science teachers and how these might be used to develop inservice programs, determining the level of awareness and…

Presented are abstracts and abstractors' analyses of 10 studies related to science instruction and 3 studies related to science curriculum. Analyses in the first section (instruction) are on studies of: the influence of instructional structure and focus of control on achievement; effects of individualized audio-tutorial and frontal…