Welcome to Engadget's back to school guide! Today, we're taking a look at your best e-reader options. Head to the back to school hub to see the rest of the product guides as we add them throughout the month. Be sure to keep checking back; in early September, we'll be giving away a ton of gear, including some of the picks in our guides.
Schoolbooks? What is this, the late 20th century? Granted, we still have a ways to go before all the world's textboo
