Recommendations for Hart Banach

1. Should be careful when putting survey questions measured by "Strongly disagree, Disagree, ... , Strongly Agree" : kids are very whimsical and they might not respond truthfully or they might not know how to answer correctly this kind of question.

2. Although the effect may vary across baseline performances, it should be still valid to use quantitative measure. Maybe we should alleviate this problem by constructing unbounded measure instead of using the typical test score methods which have upper bounds : ex) number of flowers planted in one minute