Ever since COVID-19 closed U.S. schools for in-person instruction in March 2020, questions about pandemic learning loss have shaped reactions to new data on student learning. How much did achievement fall while schools were closed?

The Nation's Report Card was released for 12th grade math and reading, along with 8th grade science. Scores dipped across the board, following a decade long decline.

A national testing organization that predicted school closures last spring would leave students far behind where they should be academically as they entered schools this fall released data Tuesday showing the reality, while worrisome, was less dire.

In the midst of the coronavirus pandemic, teachers have had to rethink pretty much everything they do with students—and that includes how they give math tests. With many students working remotely, there’s no point in administering assessments that ask ...