I understand that FlexBooks are free, or open source. Is the software that supports the FlexBooks open source, too?
• Our mission is to provide all our materials for free under the Creative Commons Attribution/Non-Commercial/Share Alike 3.0 Unported (CC-BY-NC-SA) License. For more information on the CC-BY-NC-SA license, see the selection of this FAQ about the content of FlexBooks, or visit the following URL, http://creativecommons.org/licenses/by-nc-sa/3.0/. Our CK-12 system for FlexBooks is not yet geared to be a separate open source project. • Please Join Our Mailing List to receive updates via email.