Ken Rafanan develops learning activity systems integrating teacher professional development, curriculum, assessment, and technology designed to enhance learning of critical mathematics.

Ken’s recent work has focused on the use of 3d design and 3d printing to support the learning of spatial reasoning and computational thinking for middle school and the use of argumentation and teacher coaching in middle school classrooms. Ken has also worked on the development of tablet computers for structuring learning activities for learning early mathematics and computational thinking in preschools in the United States as well as the use of tablet computers in middle school mathematics in the United States and the United Kingdom. He currently leads the community outreach and the piloting of classroom materials for the MPACT project. He has helped develop assessments for use in preschools and elementary school, middle school and community college classrooms using an evidence centered design framework.