CK-12, a non-profit organization launched in 2006, aims to reduce the cost of textbook materials for the K-12 market both in the US and worldwide. Using an open-source, collaborative, and web-based compilation model that can be manifested as an adaptive textbook - termed the "FlexBook", CK-12 intends to pioneer the generation and distribution of high quality educational web texts.

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• Availability of textbooks at low cost
• High quality educational content created by educators
• Content customized to reflect "today" and the different needs of students
• Quality ensured by CK-12 and an energized educational community
• Increased pedagogic choice for all teachers, aligned to state standards
• Supported by publishing tools that facilitate quick and easy content creation
• Collaborative learning via a community where authors, teachers and students create, access, share and publish.