The Food and Drug Administration and the Centers for Disease Control and Prevention approved the Pfizer-BioNTech vaccine for emergency use in kids 12 and older in mid-May. On Nov. 2, the CDC added its approval for 5- to 11-year-olds.

Kids are home from school and encouraged to stay away from older relatives to reduce the spread of COVID-19. But, how do you explain to your children all these unprecedented changes?