So much of what children are taught in the sciences amounts to abstractions. It's a shame, really -- concepts of the universe are so much easier to extrapolate when we can see them for ourselves. OLPC's looking to give the classrooms it serves more access to the very big and very small with two new attachments that we had the opportunity to check out on a recent visit to the company's Miami office. First off is a telescope that secures to the side of its