Sentinel offers a wide variety of extracurricular athletic activities. Some 350 students, 30 teacher coaches and 50 teams make Sentinel’s programme second-to-none in terms of the quality and quantity of its offerings. Sentinel offers a sport for every kind of athlete. Some of these are:
| </p> <p> Fall | Winter | Spring |
| Badminton | Basketball | Golf |
| Bantam Rugby | Skiing & Snowboarding | Tennis |
| Cross Country | Wrestling | Track & Field |
| Girls’ Field Hockey | Curling | Mountain Biking |
| Boys Soccer | Gymnastics | Jr. Boys’ Rugby |
| Swimming | Sr. Boys Rugby | |
| Girls’ Volleyball | Girls’ Soccer | |
| Football | Sr. Girls Rugby | |
| Ultimate </p> <p> |
Sentinel offers a wide variety of extracurricular athletic activities. Some 350 students, 30 teacher coaches and 50 teams make Sentinel’s programme second-to-none in terms of the quality and quantity of its offerings. Sentinel offers a sport for every kind of athlete. Some of these are:
Sentinel has a wide range of clubs to encourage student involvement. These are based on parent and/or teacher sponsorship. A sampling of these includes:
| </p> <p> | |
| Amnesty International | Rotary Interact Club |
| Cinderella Project | Rowing Club |
| Diversity Club | Science Club |
| Drama Club | Student Council |
| Environmental Club | Graduation Committee</p> <p> |