OER Knowledge CloudWeb ArticleLestch, CorinneIllustrative Mathematics, a 4-year-old company that offers lesson plans and assessments, was picked by the Learning Accelerator to develop open educational resources for middle school math classes.20152015/12edscoopedscoopUnited Stateshttps://edscoop.com/math-education-startup-selected-to-make-open-content-for-middle-school-studentsdoes not applyblended learningEdtechEducation IT NewsK-12K-12 OER CollaborativeLearning AcceleratorOpen Educational Resourceshttps://edscoop.com/math-education-startup-selected-to-make-open-content-for-middle-school-studentsWashington, D.C, United States, North America