This digest provides an overview of several meta-analysis studies which focused on various aspects of science instruction. These studies examined: productive factors in science learning for grades 6 through 12; quality and quantity of instruction; effects of various teaching strategies on science achievement; instructional systems in science…

This digest addresses cognitive learning with respect to outside-the-classroom instruction at the elementary school level. It notes that affective, not cognitive, learning has traditionally been the primary objective of field instruction at all K-12 levels. Therefore, most educational research in field instruction has been mainly non-cognitive in…

Cognitive learning related to the environment has typically been subsumed as a part of instruction in the more traditional areas of the secondary school curriculum, in particular in science and/or social studies classes. This digest contains a review of a number of studies dealing with cognitive learning in the environment, investigating the…