With the advances in technology hitting our classrooms on such a regular basis, we sometimes forget that the old ways are sometimes the best ways. You can have all the technology in the world, but sometimes being creative with what you've got can be a lot more powerful.
I stumbled across a fantastically creative, but amazingly simple, website a few months ago called Dear Photograph. Although the website is not intended to be an educational tool, with a bit of creative thinking, you'll find that the idea can be used to promote learning across a range of subjects.