The MacDuffie School is a co-educational school for grades 6 -12 offering a challenging academic curriculum as well as leadership opportunities and a wide range extra-curricular programs in the arts, athletics and community service. The MacDuffie School offers a challenging academic curriculum as well as leadership opportunities and a wide range of extra-curricular programs in the arts, athletics and community service. MacDuffie students hail from as far away as Thailand and Mainland China and as near as Amherst and Belchertown in the Pioneer Valley of Western Massachusetts.