2010
Collaborative activities enabled by GroupScribbles (GS): An exploratory study of learning effectiveness.
Comput. Educ., 2010

2008
Rapid collaborative knowledge building: lessons learned from two primary science classrooms.
Proceedings of the Cre8ing a learning world: Proceedings of the 8th International Conference for the Learning Sciences, 2008

2007
Technology-Enabled Pedagogy to Bridge Bar Diagrams to Letter-Symbolic Algebra.
Proceedings of the Supporting Learning Flow through Integrative Technologies, 2007