With all the talk of remote learning at U.S. secondary schools and colleges, one important population is missing from the conversation about learning during the pandemic: babies and toddlers.

Many American parents are keeping their little ones away from playgrounds, playgroups and preschool preparatory programs. As a result, social and learning opportunities for the youngest children have been curtailed, just like everyone else’s.

Those who study and work with the youngest children are concerned about the effects on learning and school readiness.