1. A Cognitive Support System to Scaffold Students’ Problem-based Learning in a Web-based Learning Environment Xun Ge, Lourdes G. Planas, and Nelson ErAbstractAn experimental…
Interdisciplinary Journal of Problem-based Learning Volume 1 | Issue 1 Article 6 Published online: 5-22-2006 The 3C3R Model: A Conceptual Framework for Designing Problems…