The latest data for high school seniors offers a grim picture of where America is headed in reading and math, Winston writes.

The test scores show more students are not reaching what would be considered “basic” achievement across subject areas.

Half of Pennsylvania’s high school seniors who took the state’s basic math test scored so low that they’re eligible to take it again. Preliminary numbers compiled Thursday show 63,094 students, or 51 ...

In both math and science, the divide between the nation’s highest- and lowest-performing 8th graders continues to widen on national and international tests, and ongoing gaps in access and support to ...