Did you consider using a Raspberry Pi 2 desktop setup or is a portable laptop much better for classrooms? I imagined it might be an advantage to have things les

Did you consider using a Raspberry Pi 2 desktop setup or is a portable laptop much better for classrooms? I imagined it might be an advantage to have things less portable so they can be bolted down. I've been looking into http://pinet.org.uk http://pinet.org.uk to manage a set of Pis with an Ubuntu server. I'm volunteering to run a code club this term but things have changed a lot since I was at school. Trying to work out what to expect although I'm in the UK so it might be different.