This is a summary. To read the whole story subscribe to BostonGlobe.com
Massachusetts, taking part for the first time in a prestigious yardstick of global student achievement, outscored most educational systems but trailed some Asian academic heavyweights, according to results being released Tuesday.
The best showing by Massachusetts 15-year-olds on the Program for International Student Assessment
tests came in reading, where only three other participants scored higher: Shanghai, Hong Kong, and Singapore.
In science, Massachusetts was topped by just six educational systems, including Finland and Estonia; and in math, Massachusetts trailed only nine participants, such as Korea, Liechtenstein, and Switzerland.
Sixty-five educational systems — which includes countries, cities, states or provinces — took the exam in fall 2012 as their own entity.
Full story for BostonGlobe.com subscribers.
Get the full story with unlimited access to BostonGlobe.com.
Just 99 cents for four weeks.