Mindfulness Exercises Improve Kids’ Math Scores

> Compared to the kids in the social responsibility program, children with the mindful intervention had 15% better math scores, ...

That 15% seams really interesting ...

> ... showed 24% more social behaviors, were 24% less aggressive and perceived themselves as 20% more prosocial.

Um ... How do they measure the 24% more social behaviors??? Actually, how have they measured the 15% better math scores?