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Karin edited the links to supplemental material of Life of Fred: Beginning Algebra As Serious as it Needs to Be Sunday, January 13, 2013.
- Added a link: Life of Fred (http://www.amazon.com/Logic-Right-Reason-Inquiry-After/dp/1573580554/ref=sr_1_5?ie=UTF8&qid=1358111251&sr=8-5&keywords=Isaac+Watts) : All about this entire math series.
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