A study of proof conceptions in algebra L Healy, C Hoyles Journal for research in mathematics education 31 (4), 396-428, 2000 | 718 | 2000 |

The construction of mathematical meanings: Connecting the visual with the symbolic R Noss, L Healy, C Hoyles Educational studies in mathematics 33 (2), 203-233, 1997 | 312 | 1997 |

Software tools for geometrical problem solving: Potentials and pitfalls L Healy, C Hoyles International Journal of Computers for Mathematical Learning 6 (3), 235-256, 2002 | 209 | 2002 |

Justifying and proving in school mathematics: Technical report on the nationwide survey L Healy, C Hoyles Institute of Education, University of London, 1998 | 181 | 1998 |

Visual and symbolic reasoning in mathematics: Making connections with computers? L Healy, C Hoyles Mathematical Thinking and learning 1 (1), 59-84, 1999 | 160 | 1999 |

Identifying and explaining geometrical relationship: Interactions with robust and soft Cabri constructions L Healy PME CONFERENCE 1, 1-103, 2000 | 122 | 2000 |

Unfolding meanings for reflective symmetry C Hoyles, L Healy International Journal of Computers for Mathematical Learning 2 (1), 27-59, 1997 | 96 | 1997 |

Groupwork with computers: An overview of findings C Hoyles, L Healy, S Pozzi Journal of computer assisted learning 10 (4), 202-215, 1994 | 89 | 1994 |

Assistance of students with mathematical learning difficulties—how can research support practice?—A summary P Scherer, K Beswick, L DeBlois, L Healy, EM Opitz Proceedings of the 13th International Congress on Mathematical Education …, 2017 | 86 | 2017 |

Messing up L Healy MICROMATH Summer 10 (1), 1994 | 83 | 1994 |

Charting the microworld territory over time: design and construction in mathematics education L Healy, C Kynigos ZDM 42 (1), 63-76, 2010 | 80 | 2010 |

Patterns of discussion between pupil pairs in computer and non‐computer environments C Hoyles, L Healy, R Sutherland Journal of Computer Assisted Learning 7 (4), 210-228, 1991 | 69 | 1991 |

The role of gestures in the mathematical practices of those who do not see with their eyes L Healy, SHAA Fernandes Educational Studies in Mathematics 77 (2), 157-174, 2011 | 60 | 2011 |

Interdependence and autonomy: Aspects of groupwork with computers C Hoyles, L Healy, S Pozzi Learning and instruction 2 (3), 239-257, 1992 | 59 | 1992 |

Making sense of groups, computers, and mathematics L Healy, S Pozzi, C Hoyles Cognition and Instruction 13 (4), 505-523, 1995 | 56 | 1995 |

Ensaio sobre a inclusão na Educação Matemática S Fernandes, L Healy Unión. Revista Iberoamericana de Educación Matemática 10, 59-76, 2007 | 55 | 2007 |

Understanding and overcoming “disadvantage” in learning mathematics L Healy, AB Powell Third international handbook of mathematics education, 69-100, 2012 | 53 | 2012 |

Linking informal argumentation with formal proof through computer-integrated teaching experiments C Hoyles, L Healy PME CONFERENCE 3, 3-105, 1999 | 52 | 1999 |

Exploring mathematics with spreadsheets L Healy, R Sutherland Simon & Schuster Education, 1992 | 47 | 1992 |

Evolving a three-world framework for solving algebraic equations in the light of what a student has met before D Tall, RN de Lima, L Healy The Journal of Mathematical Behavior 34, 1-13, 2014 | 44 | 2014 |