How To Prevent Jealousy Among Siblings
Don’t use one as the leader for the other
Even if you aren’t disciplining your child, but are simply trying to teach her how to do something, don’t use the other sibling as a model. Even if the older sibling already knows how to work the dishwasher, you don’t want to create a dynamic where the younger one feels like her older one is the boss. So it’s best if you give the younger one a private tutorial.