• Arnon, I. & Dubinsky, E. (1997). Teaching fraction-concepts as concrete objects versus teaching them as concrete actions. In M. Hejny & J. Novotna (Eds.), Proceedings of ERCME 97, European Research Conference on Mathematical Education (pp. 46-49). Prague, Prometheus Publishing House.

     
  • Arnon, I., Dubinsky, E. & Nesher, P. (1994). Actions which can be performed in the learner's imagination: The case of multiplication of a fraction by an integer. In J. P. da Ponte & J. F. Matos (Eds.), Proceedings of the Eighteenth International Conference for the Psychology of Mathematics Education II, (pp. 32-39). Lisbon, Portugal.

     
  • Arnon, I. , Ed Dubinsky &P. Nesher, (1996). Teaching mathematical concepts as concrete objects versus teaching them as concrete actions: The case of non-unit fractions A report submitted to the Amos de Shalit Israel Center for the Teaching of Science: The Mathematics Project for Primary schools, Haifa University.

     
  • Arnon, I. , Nesher P & Nirenburg, R , (Mars 2001). Where do fractions encounter their equivalents? Can this encounter take place in elementary-school? Accepted for publication in International Journal of Computers for Mathematical Learning.

     
  • Arnon I., & Nirenburg, R., (1997). Different Types of Fraction Algorithms. Unpublished manuscript.

     
  • Arnon, I., Nirenburg, R. & Nesher, P. (1999). What can be learnt about fractions only with computers. To be published in the Proceedings of the Twenty-Third International Conference for the Psychology of Mathematics Education Haifa, Israel.

     
  • Friedlander, A. (1997). Young students investigate number cubes. Teaching Children Mathematics , 4(1), 6-11.
     
  • Hativa N., Pomeranz O., Hershkovitz S., Mechmandarov I. (1990): "Adjusting Computer- Presented Problem Solving tasks in Arithmetic to Students' Aptitudes".
    Proceedings of the Fourteenth P.M.E. Conference, Mexicco city, Mexico, Vol.II, p.157-164.
     
  • Hershkovitz S. , Sterenberg B., Mechmandarov I. , Zaltzberg A. & Arnon I. (1988):
    "Computerized Teacher Training", Computers & Education - Journal for Advanced Technology in Education, Vol. 4-5, p.50-52 In Hebrew.
     
  • Hershkovitz S. , Nesher P. (1989): "Three Ways to Analyze Two-Step Word Problems", Report No. 2 to the Ministry of Education by Haifa University In Hebrew.
     
  • Hershkovitz S. , Nesher P , Novotna J. (2000): "Given the Problem, What is the X?" Proceedings for the 2nd Mediterranean Conference, Nicosia, Cyprus.
     
  • Hershkovitz S., Mechmandarov I., Nesher P., Sukenik M., Rubinek H. (1991): "Number Laboratory - Computerized Microworld", Computers & Education - Journal for Advanced Technology in Education, Vol. 19 In Hebrew.
     
  • Hershkovitz S., Chazon R., Feldman Z., Shefet M. (1994): Methods of Mathematics Teaching
    Part I: Rationale and Collection of Activities, Part II - Related Papers. Mofet - Ministry of Education In Hebrew.
     
  • Hershkovitz S. (1996): "Professional Mathematics Teachers for Elementary School - Tomorrow 98".
    Report to the Ministry of Education In Hebrew.
     
  • Hershkovitz S., Nesher P. (1991): "Two-step problems. The Scheme Approach".
    Proceedings of the Fifteenth P.M.E. Conference, Assisi, Italy, Vol. II, p.189-196.
     
  • Hershkovitz S., Nesher P. (1993): "Problem Solving in Mathematics in a Computerized Environment".
    Proceedings for International Conference in Science Education in Developing Countries: From Theory to Practice, Jerusalem, Israel, January 3-7, 1993.
     
  • Hershkovitz S., Nesher P. (1993): "Who can benefit from Pedagogical devices and when". Proceedings of the Seventeenth P.M.E. Conference, University of Tsukuba, Tsukuba, Ibaraki, Japan, Vol. III, p.9-16.
     
  • Mekhmandarov I., Ulitsin A., Levenberg L., Meron R., Peled I. (1996): "Computer Mediated Communication As a Teacher Training Tool", Proccedings of the second International Conference of Teacher Education: Stability, Evolution and Revolution, Israel: Mofet Institute.
     
  • Mekhmandarov I., Meron R., and Peled I. (1996). "Performance and Understanding: A closer look at comparison word problems." Proceedings of the 20th International Conference for the Psychology of Mathematics Education, 3, 385-388.

     
  • Mekhmandarov I. (1994): "The Use of Tables in Solving Multiplication and Division Word Problems". Unpublished Manuscript.

     
  • Mekhmandarov I. (2001): Analysis and Synthesis of the Cartesian Product Kindergarten Children. In: T.Nakahara and M.Koyama (Eds), Proceedings of the 24th Conference of the International Group for the Psychology of Mathematics Education, Hiroshima, Japan.

     
  • Mevarech Z., Zehavi N., Hershkovitz S., Hativa N. (1993): Symposium in "Developing Mathematical Thinking with the aid of Computerized Environment". Proceedings for the Israeli Association for Research in Education, Haifa, Israel, February 16-18, 1993 In Hebrew.
     
  • Pearla Nesher Articles
     
  • Nesher P. Hershkovitz S. Novotna J. (1998): "Three Term Comparison" Proceedings of The European Research Conference on Mathematical Education. Osnabruek, Germany.
     
  • Nesher P. Hershkovitz S. (1997): "Real World Knowledge and Mathematical Knowledge" Proceedings of the 21th P.M.E. Conference, Lahti, Finland. Vol. III

     
  • Nesher P. Hershkovitz S. (1994): "The Role of Schemes in Two-Step Problems: Analysis and Research Findings". Educational Studies in Mathematics, Vol. 26, No. 1, p.1-23.

     
  • Nesher P. Hershkovitz S. (1991): "Two-step Problems - Research findings". Proceedings of the Fifteenth P.M.E. Conference, Assisi, Italy, Vol. III, p.65-71.
     
  • Nesher P. Hershkovitz S, Novotna J. (unpublished yet): "Situation Model, Text Base and What Else? Factors Affecting Problem Solving" Proceedings of the Fifteenth P.M.E. Conference, Assisi, Italy, Vol. III, p.65-71.
     
  • Nesher P. & Sukenik, M. . (1989): "Intuitive and formal learning of ratio concepts". In G. Vergnaud, J. Rogalsky & M. Artique (Eds.), Actes de la 13eme Conférence Internationale [Proceedings of the Thirteenth International Conference for the] Psychology of Mathematics Education, 3 (pp. 33-40). Paris, France.