The Students Left Behind by Remote Learning

Shemar, a 12-year-old from East Baltimore, is good at math, and Karen Ngosso, his fourth grade math teacher at Abbottston Elementary School, is one reason why. “I would try to pump him up and tell him, ‘You’re a good student,’” she said. But she knew that he didn’t get enough sleep, and he was often absent. His home situation, like those of many of her students, was unstable: his mother suffered from drug addiction, and they moved frequently.

Ngosso kept an eye on Shemar even after he started fifth grade,...