If you show them apparently arbitrary short-term responses to specific actions, but a long-run trend that follows their behaviour, then you can explain that it takes a while for their actions to be reflected on Santa’s list; thereby preparing them for a lifetime of dealing with their credit rating.
If you show them apparently arbitrary short-term responses to specific actions, but a long-run trend that follows their behaviour, then you can explain that it takes a while for their actions to be reflected on Santa’s list; thereby preparing them for a lifetime of dealing with their credit rating.