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The CK-12 Foundation is a California-based non-profit organization which aims to increase access to low-cost K-12 education in the United States and abroad. [2] CK-12 provides free and customizable K-12 open educational resources aligned to state curriculum standards. As of 2022, the foundation's tools were used by over 200,000,000 students ...
3 Molecular biology. 4 Cell biology. 5 References. ... Download as PDF; Printable version; ... CK-12 CK-13 CK-14 CK-15 CK-16 CK-17: LMWCK
FlexBook is a textbook authoring platform developed by the CK-12 Foundation launched in 2008, focused on textbooks for the K-12 market. Derived from the words "flexibility" and "textbook," a FlexBook allows users to produce and customize content by re-purposing educational content using different modules.
Download as PDF; Printable version; ... is the co-founder and chair of the non-profit CK12 ... she earned a master's degree in molecular biology from San Jose State ...
Evidence from DNA analysis suggests that all fungi are descended from a most recent common ancestor that lived at least 1.2 to 1.5 billion years ago. It is probable that these earliest fungi lived in water, and had flagella.
CK-12 FlexBooks are designed to facilitate conformance to national and United States and individual state textbook standards. CK-12 FlexBooks are licensed under a Creative Commons BY-NC-SA license. CK-12 FlexBooks are free to use online and offer formats suitable for use on portable personal reading devices and computers – both online and ...
The CK-12 Foundation itself also provides—online—a suite of open educational content, typically under that license. The Pressbooks Directory is a free, searchable catalog that includes over 7,200 open access books published by 190 organizations and networks using Pressbooks.