The MS primary program begins in Standard 1 and continues through Standard 8. The primary program language of instruction is English  (with the exception of  Kiswahili and an optional foreign language) and consists of core curricular and co-curricular subjects. Through Standard 5, core curricular subjects are taught by classroom teachers through trans disciplinary units of study. Beginning in Standard 6, core subjects are taught by departmental specialists. Co-curricular classes are taught by subject specialists who collaborate with classroom teachers to create learning experiences that enrich and enhance the learning that occurs in core subjects.