The Nook and Nook Color will go on sale at Radio Shack on October 3.
With a competitive price and Amazon's wealth of content, the new device could put a dent in other manufacturers' tablet sales -- maybe even Apple's.
Analysis: Reading and purchasing books on the go is easy with Nook for Android.
Why limit your reading to physical textbooks or a PC? Consider one of these e-readers for the upcoming school year.
You don't have to do all of your reading on a physical book or on a PC. Here's a look at the latest e-reader models.
Not all of your reading has to be done with a physical textbook or on a PC.