References
- Battista M. 1999 Phi Delta Kappan February, 425
- National Council of Teachers of Mathematics 2000 Principles and Standards for School Mathematics Reston VA National Council of Teachers of Mathematics
- Nemirovsky , R. , Tierney , C. and Wright , T. 1998 . Cogn. Instr. , 16 ( 2 ) : 119
- Kaput J. 1994 Democratizing access to calculus Mathematical Thinking and Problem Solving edited by A. Schoenfeld Hillsdale NJ Erlbaum pp. 77–156
- Blumenfeld , P. C. , Soloway , E. , Marx , R. W. , Krajcik , J. S. , Guzdial , M. and Palincsar , A. 1991 . Educ. Psychol. , 26 : 369
- Thompson , P. and Thompson , A. 1996 . J. Res. Math. Educ. , 27 : 2
- Clements D. H. Nemirovsky R. 1995 Trips program Dale Seymour Publications
- Confrey J. Maloney A. Castro-Filho J. 1997 Interactive diagrams: A new learning tool Proceedings of the Nineteenth Annual Meeting of the North American Chapter of the International Group for the Psychology of Mathematics Education Columbus OH edited by J. A. Dossie, J. O. Swafford, M. Parmantie and A. E. Dossey
- Castro-Filho J. Wilhelm J. Confrey J. 1999 Motion detectors in the school: Teachers making sense of rate of change and motion Proceedings of the Twenty First Annual Meeting of the North American Chapter of the International Group for the Psychology of Mathematics Education Cuernavaca Morelos Mexico edited by F. Hitt and M. Santos pp. 703–708