CK12 offers free high-quality, standards-aligned, open content in STEM subjects.
By providing these free resources, CK-12 is working toward educational equity for all.
Lesson plans, activities, and assessments that are highly aligned to Virginia's Standards of Learning in content.
GeoGebra is a dynamic mathematics software for all levels of education that brings together geometry, algebra,
spreadsheets, graphing, statistics, and calculus in one engine. In addition, GeoGebra offers an online platform
with over 1 million free classroom resources created by our multilingual community.
Khan Academy offers practice exercises, instructional videos, and a personalized learning dashboard
that empower learners to study at their own pace in and outside of the classroom.
An online collection of contemporary open-access e-books. All of these books have been made available for download
on the Library's website in keeping with the intent of their creators and publishers, which chose to publish
these works under open-access licenses to allow the broadest possible access and reuse.
The MERLOT system provides access to curated online learning and support materials and content creation tools,
led by an international community of educators, learners and researchers.
MIT OpenCourseWare is an online publication of materials from over 2,500 MIT courses,
freely sharing knowledge with learners and educators around the world
Free Open-Source Curriculum Materials by and for Teachers. The resources include English, Math, Science, and Social Studies.
Full scope-and-sequence instructional materials, with content aligned to New York State Core Standards.
OEL Commons is about participation and co-creation. Open Educational Resources (OER)
offer opportunities for systemic change in teaching and learning content through engaging educators
in new participatory processes and effective technologies for engaging with learning.
Open textbooks are textbooks that have been funded, published, and licensed to be freely used, adapted, and distributed.
These books have been reviewed by faculty from a variety of colleges and universities to assess their quality.
These books can be downloaded for no cost, or printed at low cost.
The goals of OpenSciEd are to ensure any science teacher, anywhere, can access and download freely available, quality, adaptable
full-course materials. Our materials are open-source: therefore, educators and students are free to use, customize, and share.
The nonprofit’s mission is to increase equity in K–12 education by making excellent, top-rated curricula
openly accessible to districts and schools. Open Up Resources provides English and Math Resources
ReadWorks is committed to solving America’s reading comprehension crisis and students' achievement gap.
Driven by cognitive science research, ReadWorks creates world-class content, teacher guidance,
and integrated tools that improve teacher effectiveness and student achievement.
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