Rediscovering @CK12Foundation Flexbooks And More!
The Web20Classroom
AUGUST 24, 2015
There are Flexbooks for middle school and even some for Elementary Math. All the content is Common Core aligned so you can be sure its high-quality and timely. Check out their Back To School Promotion where you can build your own, personalized box of CK12 materials to get started this year. And it's not just high school.
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