don't fix it. Tell someone asking you for a correction, "I think you have a point, but I can't deal with that right now. I'll come back and look at it again when I'm calmer." Then do. Don't crash yourself over corrections... make them while calm. This also trains...
That is why, in the context of this project, it was tacitly assumed (i.e., without sharing with the second graders) that temperature (just as length, height and weight) is a discrete variable allowing for didactically motivated transition to other discrete concepts discussed in this paper. ...