• “Why Iranian students performance in TIMSS was unique?” (2003). Institute of research in curriculum and educational innovation, Ministry of Education. Iran.
  • “The Role of Meta-Cognition Knowledge in Mathematical Problem Solving” (2003). Institute of research in curriculum and educational innovation, Ministry of Education. Iran. {as a co-worker with Dr. M. Samadi}
  • “Iranian Students’ Mathematical Performance in comparative study”, (2006). Shahid Beheshti University. Iran.
  • ‘Supporting personalized learning in secondary schools through the use of specific mathematics assessments that reveal thinking’ (SMART), (2008), in the University of Melbourne. Australia {as a co-worker with UniMelb Researchers}
  • “Introducing a Model for Developing Professional Knowledge of Teachers of Mathematics” (2011). Shahid Bahonar University of Kerman, Mahani Mathematics Research Centre.
  • “Investigating Factors that influenced Students Performance in solving none routine Problem related to proportion: Gender, Grade, and Type of School” (2012). Shahid Bahonar University of Kerman, Mahani Mathematics Research Centre.
  • Content Analysis of Grade 2 and 6 new versions of mathematics textbooks. {as a co-worker with Dr. Masoud Kabiri}
  • Content Analysis of Grade 3 new versions of mathematics textbooks. {as a co-worker with Dr. Masoud Kabiri}
  • Content Analysis of Grade 7 new versions of mathematics textbooks. {as a co-worker with Dr. Soheila Gholamazad}