MATH LITERACY IS THE KEY TO 21st CENTURY CITIZENSHIP

The Algebra Project
© Copyright, 2017, by Algebra Project, Inc.

These curricular materials have been designed (with support from the National Science Foundation) to be used with students who have previously performed in the lowest quartile on standardized tests. These materials are not intended for use as stand alone curriculum: All Algebra Project materials are designed to be introduced to teachers through intensive professional development and are not intended to be used with students without such teacher professional development. A teacher who is using this material in a classroom may modify this material for use in their classroom.

The Algebra Project Curriculum is licensed under a Creative Commons Attribution-NonCommercial-ShareAlike 3.0 United States License.
Public Curriculum Portal (PCP)
National Science Foundation This material is based upon work supported by the National Science Foundation under Grants #IMD0137855 and #IMD0628132. Any opinions, findings, and conclusions or recommendations expressed in this material are those of the authors and do not necessarily reflect the views of the National Science Foundation.

Geometry (yr 2-3)

GRL -- Geometric Real Line, revised May 2015 -- TRM

GRL:

GRL1. Coordinatizing a line to become Geometric Real Line,
* coordinatize the line by choosing an origin and a unit vector (length and direction)
* the coordinatize line called the �geometric real line� and the points (locations) called �real numbers� because they satisfy the same arithmetic properties that are...→

The Algebra Project, Inc. is a national, nonprofit organization that uses mathematics as an organizing tool to ensure quality public education for every child in America.