[citation needed] The International Baccalaureate's (IB) Diploma Programme is a two-year curriculum, primarily for students aged 16 to 19.

Higher level (HL) courses offered include Biology, Chemistry, History, Psychology, and English.

The CHCI Debate Team is particularly active, attending Nationals and North Americans four years running.

The Multicultural Club also puts on a multi-cultural show every year that draws hundreds of spectators from around the KW area.

The school has won 6 straight WCSSAA track and field championships, 5 consecutive CWOSSA appearances for the senior boys curling team, 5 WCSSAA titles in 6 years for the cross country team, as well as OFSAA gold by badminton and tennis athletes.