The World's Biggest K-12 Resource Collection

World's Largest Collection


Over a million videos, quizzes, homework assignments, aligned to Common Core and other standards.  Select from PBS Learning, National Geographic, San Diego Unified, even Pearson and Houghton Mifflin Harcourt.

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All assignments, quizzes and assessments are automatically graded and presented in a mastery chart, allowing teachers to spend their time doing what they do best - helping students.

Simply select what standard, subject and grade you want.  Rest assured that we have it all organized for you, saving your time.

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Find just the right assignments, assessments, videos at OpenEd - The biggest and best collection of Common Core aligned materials anywhere! It's free.

More About OpenEd

OpenEd is the largest K-12 educational resource collection, offering over a million lesson plans, quizzes, homework assignments, videos and games for every Common Core Math, Language Arts, Literacy and Next Generation Science Standard.  Teachers can also give their students assignments from the OpenEd collection via computer; OpenEd grades all assignments automatically.

Brandon Dorman

Math Teacher, Fresno Unified School System

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"I never dreamed I could find anything I could want - lessons, videos, assignments, for any standard, any subject, all in one place.  OpenEd is great."  


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