Provides insight into the interpretative process between instructional designers' practice and a science educator's requirements. Suggests that grounding multimedia design in constructivist philosophy is problematic for two main reasons: interpretation and shared understanding of terms, and limits with respect to the technology. Reports a…

Investigated the effects of cooperative instruction, individual instruction, and learner control of instructional elements (practice items, summary material, review material) on 128 undergraduate students' test performance, attitudes, option use, and student interactions and found that posttest performance was not influenced by either learner…