- STARR is the acronym PLANET uses to describe it's sharing methodology, which is based on story telling.
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- Computers in Human Behavior 25(5):1056 - 1066 (2009)Including the Special Issue: Design Patterns for Augmenting E-Learning Experiences .
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- Studies in Higher Education 31(2):199-218 (2006)
- International Journal of Computers for Mathematical Learning 3(3):195-227 (1999)
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- The Emergence of Mathermatical Meaning: Interactions in Classroom Cultures, Lawrence Erlbaum Associates, Hillside, NJ, (1995)
- The Emergence of Mathermatical Meaning: Interactions in Classroom Cultures, Lawrence Erlbaum Associates, Hillside, NJ, (1995)


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