The following SHS has the best science centres in Ghana. YOU SHOULD TRY ANY OF THEM.1 10. Ghana senior high School (Ghanass) Koforidua One of the best Senior Secondary Schools in Ghana. We aim at developing the 3H – Head, through teaching; Heart through worship ... . 1. St. Thomas Aquinas Aquinas senior high school was established on 15 January, 1952 at Osu Anahor a suburb of Accra Ghana.