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A free and open set of professional development resources for learning and teaching mathematics.


Project Overview

Project Partners

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Curriculum, Assessment, & Instruction

Project Resources


OER for Mathematics

Project Professional Development Resources

This page contains resources from the project professional development workshops and sessions. Resources on this page may also appear on other pages on this project site.

Introductory Face-to-Face Workshop Resources [Show/Hide]

Session Resources [Show/Hide]

The links below include presentation slides and other resources related to the project professional development sessions. Although only some of the learning and teaching resources produced during the projects are described in the sessions, these resources contain strategies and information applicable across the other project resources. The full list of professional development resources for each topic can be accessed through the Mathematics Topic Resources section of this page (below).

Mathematics Topics [Show/Hide]

Targeted Topics

Includes background lesson materials, assessments, samples of student work, interactive applets, associated student explorations, and additional resources for topic extension or enrichment.

Supplemental Resources (Selected Topics)

Includes supplemental resources for selected topics identified as areas of student need by participating teachers during the project.


All links in this site have been checked; however, the Web is an ever-changing medium, and at times links can go down without our noticing. If you find a broken link WITHIN a reading or resource, only the owners of the website or article where the link is found can repair their own internal links. Report broken links on this Web page.

This resource was collaboratively designed by OER in Mathematics Professional Development Project partners from Maine RSU#54 & RSU#11 and staff from Education Development Center, Inc. This work is licensed under the Creative Commons Attribution-Non Commercial-Share Alike 3.0 License.