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Exponential functions, rates of change, and the multiplicative unit J Confrey, E Smith Educational Studies in mathematics 26, 135-164, 1994 | 500 | 1994 |

On evaluating curricular effectiveness: Judging the quality of K-12 mathematics evaluations National Research Council | 489* | 2004 |

The evolution of design studies as methodology J Confrey na, 2006 | 482 | 2006 |

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Splitting, similarity, and rate of change: A new approach to multiplication and exponential functions J Confrey The development of multiplicative reasoning in the learning of mathematics …, 1994 | 360 | 1994 |

Transformative teaching experiments through conjecture-driven research design J Confrey, A Lachance Handbook of research design in mathematics and science education, 231-265, 2012 | 340 | 2012 |

How compatible are radical constructivism, sociocultural approaches, and social constructivism? J Confrey Constructivism in education, 185-226, 2012 | 336 | 2012 |

A theory of intellectual development J Confrey for the learning of mathematics 15 (1), 38-48, 1995 | 306 | 1995 |

The development of multiplicative reasoning in the learning of mathematics G Harel, J Confrey State University of New York Press, 1994 | 279 | 1994 |

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Learning to listen: A student’s understanding of powers of ten J Confrey Radical constructivism in mathematics education, 111-138, 1991 | 267 | 1991 |

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A thirty-year reflection on constructivism in mathematics education in PME J Confrey, S Kazak Handbook of research on the psychology of mathematics education, 305-345, 2006 | 210 | 2006 |

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A framework for functions: Prototypes, multiple representations, and transformations J Confrey, E Smith Proceedings of the 13th annual meeting of the North American Chapter of The …, 1991 | 174 | 1991 |

A student's construction of transformations of functions in a multiple representational environment MC Borba, J Confrey Educational Studies in Mathematics 31 (3), 319-337, 1996 | 164 | 1996 |