Teachers strive to engage all learners. A 'best practice' is to create multiple ways for students to communicate what they need, and multiple ways to check in to see how students are learning. Simple online survey tools can provide an avenue for students to communicate how they are doing.
UPDATE: Summer is upon us, all the national metrics on contagion, from wastewater to hospitalizations, are low, and the declaration of national emergency has ended. We're leaving this compendium of resources up for any of us to come back to when it might be useful.