To ascertain the effects of an instructional strategy utilizing structural design problems and an instructional strategy utilizing unstructured design problems, 86 eleventh and twelfth grade students with IQ scores in the upper and lower 40 percent of the school population were randomly assigned to two treatment groups. The treatments consisted of…

The two objectives of this study were to compare the results of the teaching of written composition to high school students, using a problem-solving approach, with the results obtained using a traditional approach, and to determine if a problem-solving approach produces a significant difference in reflective thinking skills. Three null hypotheses…

This study compared the efficiency (time) and accuracy of two representations of instructional algorithms--list versus flow chart--for the task of using indexes to search for document numbers in the U.S. Documents Monthly Catalog. Participants were 55 undergraduates and 5 adults at the Virginia Military Institute. Two sets (flow charts and lists)…

To determine if differing ability levels will affect the acquisition of problem-solving skills and self-esteem as a result of participation in two approaches to teaching problem-solving skills, a study was conducted with sixth graders in a posttest-only control group experimental design. Subjects were 102 sixth graders randomly assigned to 5…