TIMSS 2003 international science report findings from IEA's trends in International Mathematics and Science Study at the fourth and eighth grades - Martin, Michael O. (Chestnut Hill, Mass. TIMSS & PIRLS International Study Center, Lynch School of Education, Boston College, 2004)
Keywords: Trends in International Mathematics and Science Study; Science -- Study and teaching (Middle school) -- Evaluation -- Statistics; Academic achievement -- Statistics; Fourth grade (Education); Eighth grade (Education)