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Go To:www.ck12.org

Flexbooks are what CK12 is most famous for.

Adaptable textbooks in a variety of STEM topics

But there is a lot more!

1.Simulations: http://interactives.ck12.org/

2. Plix: http://interactives.ck12.org/plix/measurement/

3. Adaptive Practice: http://bit.ly/2en6iVQ

4. Study Guides: http://bit.ly/2eoWtYI

http://braingenie.ck12.org

http://www.ck12.org/conceptmap

http://flexmath.ck12.org

rhttps://ineedapencil.ck12.org

http://stoodle.ck12.org/