The Education Coordinating Group compiled this listing of useful tools and information portals for Campbell authors and reviewers.  These online resources feature collaborators, significant databases, and leading research in the field of education.

Best Evidence Encyclopedia
Sponsored by the Center for Data-Driven Reform in Education at Johns Hopkins University (Baltimore, USA), this website provides summaries of evaluations of educational programming.  (NOTE: You may need to click this link twice before the site will open.)

Cochrane Developmental, Psychosocial and Learning Problems Group (CDPLG)
The Cochrane Developmental, Psychosocial and Learning Problems Group, a group within the larger Cochrane Collaboration, employs accepted Cochrane methodology to produce systematic reviews of interventions affecting developmental and psychosocial problems of childhood and adolescence. 

Danish Education Clearinghouse
Supported by the Danish School of Education at the University of Aarhus (København, Denmark), this website offers information on current educational practice for practitioners and politicians. 

Educational Resources Information Service (ERIC)
Sponsored by the U.S. Department of Education, ERIC offers free access to a database of more than 1 million records of education-related materials.  Database updates occur twice per week. 

Part of the Social Science Research Unit at the Institute of Education located at the University of London (UK), this website offers findings from research syntheses, as well as information on how to conduct systematic reviews.  Some web pages are available in languages besides English (currently: French, German, Spanish, Japanese, and Chinese).

What Works Clearinghouse
Sponsored by the U.S. Department of Education's Institute of Education Sciences, this website offers summaries of educational practices for practitioners and policymakers, as well as technical advice for researchers and others interested in producing reviews.  The main topics of interest to date have been: Beginning Reading, English language learners, Early childhood education, Character education, Elementary school math, Middle school math, and Dropout prevention.