Build your own textbook
- http://www.ck12.org/user:trevor/book/BC-Science-10--Motion/
- http://www.ck12.org/user:trevor/book/BC-Science-9-Earth-and-Space-Science%253A-Space-Exploration/
Check out these two science texts assembled from CK12 materials that align with units in Grade 9 and 10 science. View them online or download the "book" as a PDF, mobi or ePub for use on portable devices. If you like, sign up and assemble your own!
"CK-12 provides free access to high-quality, customizable educational content in multiple modalities suited to multiple student learning styles and levels, that will allow teachers, students and others to innovate and experiment with new models of learning.
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