A free and open set of professional development resources for learning and teaching mathematics. |
This is a video of a teacher reflecting on her experience with students using the Walking the Number Line activity and applet.
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.