Countries Participating in TIMSS Advanced 1995 and 2008

Armenia
Islamic Rep. of Iran
Italy
Lebanon
Netherlands

Norway
Philippines
Russian Federation
Slovenia
Sweden

Also participated in 1995

TIMSS & PIRLS International Study Center, Lynch School of Education, Boston College © 2012 International Association for the Evaluation of Educational Achievement (IEA). All rights reserved. Light pattern photo courtesy of the Department of Physics at the University of Illinois, and the Board of Trustees at the University of Illinois.