Learning objects with many modalities:
36 million+ learning experiences delivered and counting…
5000+ concepts learned through 15,000+ resources
Services like CK-12 make it easy for teachers to assemble their own textbooks. Content is mapped to a variety of levels and standards including common core. You can start from scratch or build from anything the the FlexBooks library.
Read more > Watch video >
Tweets by CK12Foundation
see all partners