How Is CK-12 Different from Other K-12 Resources?

CK-12 is the only free, web-based application for adapting open source educational material and creating customized textbooks.

Our FlexBook® textbooks are unique in that we aim to provide a comprehensive K-12 online curriculum that conforms to curriculum standards. 

We develop content for science, technology, engineering, and math (STEM) textbooks. 

Have more questions? Submit a request
Powered by Zendesk