Opportunities for spiritual growth are provided daily and on special days such as the first Friday of each month, Mercy/Franciscan Day, Feasts of the Immaculate Conception and St. Blaise, Ash Wednesday, Catholic Schools Week, Chamorro Week, May Crowning and Graduation Day. Other religious events include the weekly Stations of the Cross during Lent and the Living Rosary in October.

BBMCS students have the opportunity to participate in numerous art and essay competitions throughout the year sponsored by various organizations. This provides students an avenue to enhance their artistic and writing skills.

The ACB team consists of approximately 20 students who are achievers in all areas of learning. They compete against the middle schools of the island in answering questions regarding various topics.

Students gain exposure to the media and broadcast segment as well as a voice through this. It brings students together to collaborate on multimedia projects outside of the classroom, such as making movies or recording music. The goal is to exhibit and draw attention to the accomplishments of the school and its pupils.

The WAVE club is a school base program available to all school age children both in the public and private schools. The purpose of the program is to promote the importance of Tourism in Guam. Mainly, this is done through WAVE Club’s events in the tourism industry.

Stu-co officers and representatives are elected to represent the student body, to develop in the student the knowledge of democratic principles and procedures, and to foster character, responsibility and leadership traits.

The “Obispo Chapter” is subject to the rules and regulations of the National Junior Honor Society, a program administered by the National Association of Secondary School Principals. Membership in the NJHS is based upon five qualities: scholarship, leadership, service, character and citizenship. Membership is a privilege, not a right. Academic excellence alone does not guarantee membership in the NJHS.

The “Obispos” participate in a number of interscholastic sports including basketball, volleyball, soccer, cross-country, and rugby. BBMCS participates in the Independent Interscholastic Athletic Association of Guam (IIAAG) and is subject to the guidelines and requirements of the IIAAG. To be eligible to participate in interscholastic sports, a student must have a valid physical exam and parent consent as well as a report card average (in the core subjects) of 78 or higher and must not have a single F or more than 2 Ds the quarter immediately prior to the respective sport season.