How
does Knowledge Work in Classrooms: Knowledge Dynamics
in an online Knowledge Building Environment
Zhang,
J., Scardamalia, M., Lamon, M., Messina, R. & Reeve,
R.
Rating of ideas in 15 large inquiry threads over time.
Anova results showed a significant improvement in
scientific ideas over time (F(2, 159 = 13.51, p=.000).
Multiple Comparisons (LSD) showed significant differences between Stage 1 and 2 (p=.003)
as well as between Stage 2 and 3 (p=.027).