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September 2000 - May 2004, Cognitive Development Laboratory, University of Illinois at Urbana-Champaign
Research Assistant - with Kevin Miller [University of Michigan, Beckman Institute, TimelySnow]:

• Analysed sequences of behavioral interactions and determined country specific patterns in the video data of the Trends in International Mathematics and Science Study (TIMSS 1999) [Finding-Patterns-In-Sequences-Kumar-2004.pdf];
• Studied how teachers learn from video cases of math education;
• Analysed the differences between American and Chinese fourth grade mathematics lessons;
• Investigated the influence recreational math activities may have on children’s understanding of mathematical concepts and their intrinsic motivation to learn mathematics.