@article { title = {Nonprofit introduces platform-neutral, problem-based 6-8 math curriculum}, author = {Walker, Richard W.}, abstract = {Illustrative Mathematics is available free to districts as open educational resource.}, year = {2017}, month = {08/2017}, publisher = {edscoop}, address = {Washington, D.C}, country = {United States}, url = {https://edscoop.com//nonprofit-introduces-platform-neutral-problem-based-6-8-math-curriculum}, refereed = {does not apply}, keywords = {common core, Illustrative Mathematics, Open Up}, }