Support WBURTeachers thought 2021 would be better. Instead, some say it's their toughest year yetPlay08:05Download AudioWynne DavisAilsa ChangKaren ZamoraCourtney DorningDecember 23, 2021 ShareMany teachers thought 2021 was going to be a better school year than 2020, but a lot have found it to be harder as students are struggling to catch up after a year of remote and hybrid learning. (Getty Images)