Development of numerical estimation in young children RS Siegler, JL Booth Child development 75 (2), 428-444, 2004 | 991 | 2004 |

Developmental and individual differences in pure numerical estimation. JL Booth, RS Siegler Developmental psychology 42 (1), 189, 2006 | 727 | 2006 |

Numerical magnitude representations influence arithmetic learning JL Booth, RS Siegler Child development 79 (4), 1016-1031, 2008 | 562 | 2008 |

Development of numerical estimation RS Siegler, JL Booth Handbook of mathematical cognition, 197-212, 2005 | 192 | 2005 |

Fractions: Could they really be the gatekeeper’s doorman? JL Booth, KJ Newton Contemporary Educational Psychology 37 (4), 247-253, 2012 | 164 | 2012 |

Instructional complexity and the science to constrain it KR Koedinger, JL Booth, D Klahr Science 342 (6161), 935-937, 2013 | 138 | 2013 |

Using example problems to improve student learning in algebra: Differentiating between correct and incorrect examples JL Booth, KE Lange, KR Koedinger, KJ Newton Learning and Instruction 25, 24-34, 2013 | 134 | 2013 |

The impact of fraction magnitude knowledge on algebra performance and learning JL Booth, KJ Newton, LK Twiss-Garrity Journal of Experimental Child Psychology 118, 110-118, 2014 | 78 | 2014 |

Key misconceptions in algebraic problem solving JL Booth, KR Koedinger Proceedings of the Annual Meeting of the Cognitive Science Society 30 (30), 2008 | 64 | 2008 |

Persistent and pernicious errors in algebraic problem solving JL Booth, C Barbieri, F Eyer, EJ Paré-Blagoev The Journal of Problem Solving 7 (1), 3, 2014 | 54 | 2014 |

Are diagrams always helpful tools? Developmental and individual differences in the effect of presentation format on student problem solving JL Booth, KR Koedinger British Journal of Educational Psychology 82 (3), 492-511, 2012 | 35 | 2012 |

Design-based research within the constraints of practice: AlgebraByExample JL Booth, LA Cooper, MS Donovan, A Huyghe, KR Koedinger, ... Journal of Education for Students Placed at Risk (JESPAR) 20 (1-2), 79-100, 2015 | 27 | 2015 |

The role of problem representation and feature knowledge in algebraic equation-solving JL Booth, JL Davenport The Journal of Mathematical Behavior 32 (3), 415-423, 2013 | 27 | 2013 |

Learning algebra by example in real-world classrooms JL Booth, MH Oyer, EJ Paré-Blagoev, AJ Elliot, C Barbieri, A Augustine, ... Journal of Research on Educational Effectiveness 8 (4), 530-551, 2015 | 25 | 2015 |

The effect of prior conceptual knowledge on procedural performance and learning in algebra JL Booth, KR Koedinger, RS Siegler Proceedings of the Annual Meeting of the Cognitive Science Society 29 (29), 2007 | 25 | 2007 |

Why can’t students get the concept of math JL Booth Perspectives on Language and Literacy 37 (2), 31-35, 2011 | 23 | 2011 |

Learning algebra from worked examples KE Lange, JL Booth, KJ Newton MatheMatics teacher 107 (7), 534-540, 2014 | 17 | 2014 |

Evidence for cognitive science principles that impact learning in mathematics JL Booth, KM McGinn, C Barbieri, KN Begolli, B Chang, D Miller-Cotto, ... Acquisition of complex arithmetic skills and higher-order mathematics …, 2017 | 14 | 2017 |

Support for struggling students in algebra: Contributions of incorrect worked examples C Barbieri, JL Booth Learning and Individual Differences 48, 36-44, 2016 | 14 | 2016 |

Student magnitude knowledge of negative numbers LK Young, JL Booth Journal of Numerical Cognition 1 (1), 38-55, 2015 | 10 | 2015 |