Professional educators will find relevant articles from teacher and administrator journals and magazines--most of which are peer-reviewed--dealing with: assessment, pedagogical methods, curriculum, instructional media, literacy standards, administration, etc. (EBSCO)
When looking for public policy information, don't overlook "Think Tanks". They often produce valuable research reports on policy topics. This tool searches hundreds of these organizations for research and policy development information. From the Harvard Kennedy School of Government.
"A think tank, policy institute, or research institute is an organisation that performs research and advocacy concerning topics such as social policy, political strategy, economics, military, technology, and culture." (Wikipedia, s.v., "Think Tank".)