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).