Yew, E.H.J.

student phase study concept process problem self-directed knowledge group analysis tutor pbl process problem analysis phase schmidt number achievement problem-based interaction problem analysis research discussion question episode result model pbl cycle self-directed study activity information effect issue chapter relationship example understanding approach resource period education science context meeting cycle contribution extent facilitator answer student achievement dolman finding tutorial outcome problem statement elaboration van der vleuten worksheet score influence congruence signi scaffold interest students ‟ class chromosome expertise table fi ndings co-construction figure explanation sample size place sdl phase subject-matter expertise essay progress repetition post-test pbl tutorial