1. Screening: Once a school has indicated interest in aiding with this trial, participants will be given a brief overview of the study and asked to complete a set of questionnaires regarding their mood and general health to confirm suitability for participating in this study. The questionnaires include Mood and Feeling Questionnaire (MFQ) and Revised Child Anxiety and Depression Scale (RCADS).Participants who score 27 or above (depressed) and score 14 or below (healthy) on the MFQ will be invited to participate in the second part of the study. Parents of the participants meeting the criteria will then be contacted to ascertain that each interested volunteer and parents are willing to participate for the entire duration of the study and to schedule their familiarization visit.