This study identified differences in elementary school students' performance of arithmetic tasks using paper and pencil and computer-assisted instruction. Many were found to perform more poorly using the computer, while others showed the opposite tendency. These findings challenge the validity of decisions made by the computer-based management…

Describes two experiments in Dutch secondary schools that were carried out to study the effect of the sequencing of the information in computer-assisted instructional programs. Instructional design for concept learning is discussed; successive and coordinate relationships between concepts are explained; and tests designed for procedural and…