[1] However, the company is also distributing premium content from publishers such as Pearson and Houghton Mifflin Harcourt to teachers for $9.95 per month.

The API for finding standard and skill-aligned resources is used by ed tech leaders such as ACT (test), Pearson PLC, Pacific Metrics and many more.

[3] OpenEd was founded in August 2012, with the purpose of providing a catalog of educational resources and aligning them to Common Core and other standards.

The OpenEd site consists of several components, working together to help teachers find resources for their class and the standards they might be teaching.

The search provides multiple assessments, homework assignments videos, games and exercises for each of the individual standards that OpenEd tracks.