The study, by the Education Testing Service Center for Research on Human Capital and Education, shows young Americans fared poorly compared to other countries studied, tying for last in math skills with Italy and Spain, and landing in the bottom of the pack in problem-solving, along with Ireland, Poland and the Slovak Republic. Americans also had lower literacy scores than 15 out of 22 countries, only doing better than young Italians and Spaniards, Education Week reports.