School Projects. Any idea the difference between Careful and Sloppy work?

Completing it carefully also increases your kid's responsibility trait meter, as well.

They’re more likely to end up with a higher-quality finished project if they work carefully (mine usually turn out Excellent). Completing a project with Poor quality gives an Embarrassed moodlet. I’m not sure if quality has any effect on grade improvement, but I wouldn’t be surprised if it does.

Working carefully also grants a Focused moodlet, which is helpful for skill gains if the project uses one of the skills boosted by it