Children of U.S. servicemembers struggle to stay on track, with the typical student changing schools six to nine times between kindergarten and high school.

"Twin pandemics" present an invaluable opportunity to drive lasting transformation in how schools serve students, say researchers at a Harvard University-based think tank.

Developing an effective social-emotional learning program—whether it's online or in-person—requires the teachers leading it to take care of their own wellbeing.

Schools that have reopened have done a remarkable job ensuring facilities are largely safe and free from incident. Staying that way will require calculated and robust strategies, researchers says.