Background reading is essential in any research project. Education is a subject area that overlaps with other disciplines. Often that background reading can cross over into other disciplines (e.g., psychology, technology, or a subject area like art, music, history, etc.). This guide provides a starting place for research.
A sample of items that provide an excellent starting place for research. They can help you find a topic and experts in the field, as well a provide starting bibliographies.
21st Century Education: a Reference Handbook by 
Encyclopedia of Educational Psychology by 
Encyclopedia of Children, Adolescents, and the Media