Publication Date

In 2020 | 0 |

Since 2019 | 0 |

Since 2016 (last 5 years) | 0 |

Since 2011 (last 10 years) | 0 |

Since 2001 (last 20 years) | 2 |

Descriptor

Source

National Council of Teachers… | 2 |

Publication Type

Books | 2 |

Reports - Evaluative | 2 |

Education Level

High Schools | 2 |

Secondary Education | 2 |

Elementary Secondary Education | 1 |

Audience

Location

Laws, Policies, & Programs

Assessments and Surveys

What Works Clearinghouse Rating

Graham, Karen; Cuoco, Albert; Zimmermann, Gwendolyn – National Council of Teachers of Mathematics, 2010

This book examines the five key elements (meaningful use of symbols, mindful manipulation, reasoned solving, connection algebra with geometry, and linking expressions and functions) identified in "Focus in High School Mathematics: Reasoning and Sense Making" in more detail and elaborates on the associated reasoning habits. This volume is one of a…

Descriptors: High School Students, Symbols (Mathematics), Geometry, Algebra

National Council of Teachers of Mathematics, 2010

Classically, geometry has been the subject in which students encounter mathematical proof based on formal deduction. Attention to proof in the geometry curriculum is strengthened by a focus on reasoning and sense making. This book examines the four key elements (conjecturing about geometric objects, construction and evaluation of geometric…

Descriptors: Geometry, Secondary School Mathematics, High Schools, Geometric Concepts