Does education technology improve learning? The intuitive answer to those of us involved in education technology is “of course it does”. However, the evidence from research is not conclusive. I think the reason is that it’s actually very difficult to carry out robust research in this area. As the impact of education technology has often been a topic for discussion in the Naace and Mirandanet mailing lists, I thought it might be useful to try and clarify the issues as I see them.