Use coupon code KNO4PARENTS to get $10 off any one-year eTextbook rental from Kno.com. This $10 coupon is good for one free one-year K-12 eTextbook rental (valued at $9.99 or less).
Kno.com offers eTextbooks for iPad, Samsung Galaxy Note, Windows 7, and the Web. This coupon code expires September 30, 2012.
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