TEMIS operates an extensive extra-curricular programme. Activities are led both by school staff and by external coaches/teachers. Different activities are offered each term to different sections of the school. The activities are extremely popular and operate on a first come, first served basis.
Activities include: ceramics, basketball, water polo, band, choir, tennis, archery, learn to swim, guitar, piano.
There is a small fee for each activity to enable the purchase of materials and upkeep of facilities.