How long does the STEKO programme go for? July 05, 2019 16:46 Updated Follow STEKO is designed to be presented in nine, 60-minute sessions and is generally conducted as one session each week. Related articles Who can run a STEKO programme? Is there a participant assessment component to STEKO? Are there STEKO curriculums that cater for children aged 4-7 or adolescents aged 13-17? What is STEKO?