International schools are affiliated to the International Baccalaureate Programme and/or the Cambridge International Examinations. The International Baccalaureate (IB), formerly known as the International Baccalaureate Organization (IBO), is an international nonprofit educational foundation headquartered in Geneva, Switzerland. Over time it has gained recognition and is now working with more than 3000 schools in 141 countries. Currently IB is limited to the metropolitans and large…