To see which countries produce the most competitive workers for a global economy, it helps to consider what percentage of their private and public school teenagers score highly on standardized math tests. A new study published in Education Next and shared in advance with the Atlantic lets us compare kids in 57 countries to 50 states and 10 big-city school districts. Prepare to be surprised.
Chart: The world--and the United States--are wildly uneven when it comes to the ratio of top-scoring math students. A total of 26 countries separate the top-ranking state, Massachusetts, and the last, MississippiGraphic by Gavin Potenza and Liz Meyer