Welcome to Engadget's Back to School guide! We know that this time of year can be pretty annoying and stressful for everyone, so we're here to help out with the heartbreaking process of gadget buying for the school-aged crowd. Today, we're tapping away on our smartphones -- and you can head to the Back to School hub to see the rest of the product guides as they're added throughout the month. Be sure to keep checking back -- at the end of the month we'll be
