Findings are related from a study designed to determine the effect of verbal-only, imagery-only, and integrated (verbal-to-imaginal) strategies on third graders' (N=111) levels of economic reasoning (use or nonuse of cost-benefit analysis) in their personal decision making. Implications of these findings for curriculum planning are discussed.…

Describes a study that investigated the effects of computer and noncomputer environments on fifth- and sixth-grade students' learning of geometric motions. The use of LOGO and the treatment of experimental and control groups are discussed, and the results of immediate and delayed posttests are reviewed. (38 references) (LRW)