Entering the ecommerce world building a niche tablets site

Sometime the web ideas come to you at weird time, when you are a domainer you often find yourself reading news stories, seeing tv news or finding a magazine article that peaks your interest and then rushing to find out if the related domain names have been secured….so watching my son at school last week, I noticed kids with huge backpacks, filled with books and I got to thinking, this surely cant last, at some point (soon) I am guessing these kids will be using school approved and setup tablet computers, thus today I began searching for some related domains, the dot coms have been gone for over a year, but I got some dot orgs student, education and school tablets to work on developing out, we shall see, my short term goal is to get some traction in google, the keyword search volume is low right now, but have to believe their will be more school districts going to require purchases in the future (already a few now in the U.S. and Asia) and this has the upside of some bulk sales potential and leveraging a previous biz connection, so we shall see where it goes