View the best databases of Common Core-aligned lessons and units.
The Literacy Design Collaborative provides resources to help teachers create rich tasks and modules to use with their students.
Achieve the Core offers many resources to help educators understand and implement the CCSS.
Achieve the Core’s Basal Alignment Project hosts a collection of Common Core-aligned lessons to replace the most commonly-used basal readers.
Louisiana’s Department of Education website hosts a list of high-quality, Common Core-aligned sample units and year-long scope and sequence documents for grade levels K-12.
ReadWorks provides free research-based units, lessons, and authentic, leveled non-fiction and literary passages to educators.
Develop key literacy skills using Odell Education’s high-quality, thorough units for grades 6-12.
EngageNY’s website includes Common Core-aligned curriculum maps for every grade level.
ReadWriteThink offers “hundreds of standards-based lesson plans written and reviewed by educators using current research and the best instructional practices.”
Leverage the power of PBS with this site, which offers lessons designed to go hand-in-hand with engaging PBS content.
OpenEd contains an easily-searchable bank of K-12 assessments, lesson plans, assignments, and more.
This California Department of Education-sponsored site contains a large repository of unit plans (searchable by grade level, audience, topic, resource type, etc.), as well as professional development resources.
NYC Public Schools has compiled a large bank of Common Core-aligned units. Search by grade level, subject, or keyword.
Teachers share their free lessons, worksheets and resources on Share My Lesson, for K-12.
Better Lesson boasts more than 10,000 free CCSS-aligned lessons, created by their master teachers. (Note: also available for math and science.)