The National Research Council publishes a large number of books. They make them available free on the Web. This is a recent example:
Today I spent quite a bit of time browsing the Web for information related to my latest writing interests. I also worked on decreasing my backlog of unread and/or unprocessed email. The net result is one of feeling quite overwhelmed. I feel bombarded by way too much interesting and possibly relevant information. At the same time, I feel disappointed by the paucity of well-researched solutions to continuing difficult problems in education.