Video above: Teachers open their hearts as schools close their doors | Field NotesWhen second-grade teacher Abbie Schultz dials into Google Hangouts at 10 a.m. Monday through Friday, she’s typically greeted by eight second-graders smiling back at her.There are 23 kids in her class.While these distance-learning sessions are required, and only last about an hour and a half, Schultz said this low number of student