The cadet college education includes various cultural activities for the cadets to explore their wider potential. Throughout the year different inter-house performance competitions are held: Qirat, Poetry Recitation (Bengali and English), Extempore Speech (Bengali and English), Debate (Bengali and English), Elocution (Bengali and English), General Knowledge, Current affairs, Music, Dance and Painting competitions. Further, the inter-house Wall Magazine (Bengali and English) competitions are also held. The three houses organise their own house cultural nights each term. On the basis of the result of different competitions, the champion and runner-up house are awarded trophies.
More than 98% of the cadets get A+ in JSC, SSC and HSC. In 2001 only 76 examinees in SSC secured GPA 5 in the whole country, and out of them 23 were from Mymensingh Girls' Cadet College. This college is at the top of regional rankings for certificate examinations in the Dhaka area: 5th position in 2013, 3rd in 2012, 2nd in 2011 and 1st position in 2010 in the HSC. It also achieved 6th position in 2013, 9th in 2012, 8th in 2011, and 5th place in 2010 in the SSC examination Dhaka Education Board In the Junior School Certificate examination, within the region, the school secured 2nd position in 2012, 6th in 2011, and 9th place in 2010.
Cadets participate in different kinds of sports during the mandatory one-hour games period afternoon. Cadets also participate in inter-house games and sports competitions throughout the year. Outdoor games include- Basketball, volleyball, handball, cricket, football, swimming, tennis and badminton. Indoor games include- chess, table tennis and carom. In the last term of the year, a four-day-long inter-house athletic competition. The track events includes- 100, 200, 400, and 1600 meters races. The field events include- javelin throw, shotput, high jump and long jump. Trophies are also awarded to the best two houses at the end of the year for their performances in games and sports.
Cadets must also participate in the mandatory school week morning physical training exercises (PT) when they jog, walk and run and do free hand exercises.
Cadets participate in different clubs and societies according to their interests. Example of different clubs are: physics, chemistry, biology, art, general knowledge, photography, Bengali and English recitation, Bengali and English dramatic dialogue, music, dancing, debating and computers.
At the end of year, the winner and runner-up houses are awarded with trophies. The championship is determined by the overall performance of the cadets of a particular house in academics, discipline, drill and PT, cultural and sports activities combined.
Like all other cadet colleges of Bangladesh, MGCC also emphaises on different extra-curricular activities with a view to provide all-round education for the cadets. It won the National Television English Parliamentary Debate Competition in 2007. In the Inter-Cadet College Literary and Music Meet has won six times since 2001. At the Inter-Girls’ Cadet College Sports Meet, it has won in Basketball twice (in 2013 and 2011) and once in Volleyball competition (in 2011).