How to say 'I don't know' to your child without losing credibility

It feels that way, and the fear is that not-knowing quietly drains your credibility. The evidence leans the other direction.

Tenelle Porter studies intellectual humility, roughly the willingness to recognize and own the limits of what you know. Her work is on classrooms, not kitchens, so hold it loosely: a teacher isn't a parent and thirty students aren't your kid. What it does establish is narrower and still useful. The pattern her studies point to is that when someone in charge is willing to say "I'm not sure," the people under that authority lean in rather than tune out. Certainty isn't what earns a kid's trust. Honesty about the edges is part of what does.

Give the sentence a second half. On its own, "I don't know" can double as an exit, and a kid hears the difference instantly. Attach where you're going next:

1. "I don't know. Let's find out." Turns the gap into a shared project.
2. "I don't know, and it bothers me too." Names that the not-knowing matters to you.

The admission opens the door; staying in the room is what makes it count. The move isn't confessing ignorance and walking off. It's being honest about the limit and remaining in it with them.

It can be, and that's the version worth guarding against. "I don't know" delivered as a shrug, a way out of a question you'd rather not sit with, teaches something entirely different from the humble kind: that hard questions make adults disappear.

The tell is what comes after. Humble not-knowing leans in and stays curious. Cop-out not-knowing closes the subject. Same three words, opposite lessons, and kids read which one they're getting long before they could explain the difference.