EFC - European Foundation Center http://www.efc.be http://www.fundersonline.org
MILSET - Mouvement International pour le Loisir Scientifique et Technique http://www.europe.milset.org
IFIA - International Federation of Inventors' Assciation http://www.invention-ifia.ch
OFAJ - Office Franco Allemand pour la Jeunesse http://www.dfyw.org
CIVICUS - World Alliance for Citizen Participation http://www.civicus.org
Institute of Mathematics and Informatics http://www.math.bas.bg/
Federation of the Associations for Dissemination of Knowledge http://www. fssk-bg.org
Federation of Scientific and Technical Unions http://www.fnts-bg.org
Union of the Mathematicians in Bulgaria http://www.math.bas.bg
Union of the Physicists in Bulgaria www.phys.uni-sofia.bg
St. Cyril and St. Methodius International Foundation http://www.cmfnd.org
National Polytechnic Museum http://www.polytechnicmuseum.org
State Agency for Youth and Sports http://www.youthsport.bg
Ministry of Education and Science - National Fund "Scientific Research" http://www.nsfb.net
National School for Management for Students in Highschool
National Patent Department http://www.nsfb.net
Union of the Scientists in Bulgaria http://www.usb-bg.org
National Palace of Children http://www.npc-bg.org
CAF-Bulgaria - Charity Aid Foundation-Bulgaria http://www.CAFonline.org/bcaf
SCAS- Student Computer Arts Society http://www.scas.acad.bg
EFC - European Foundation Center
Institute of Mathematics and Informatics