International School of Zanzibar Africa, Tanzania, Zanzibar, in the Mazizini area which is 5 minutes from the airport and 10 minutes from Stone Town. International School of Zanzibar The International School of Zanzibar (founded in 1988) is a private international school located on the island of Zanzibar, Tanzania. It hosts students from over 20 countries, ages 2–16, from pre-kindergarten, to Year 12. The official language, and language of instruction of this school, is English. The academic program is based on the Cambridge International General Certificate of Secondary Education, the IGCSE. Currently, there are about 200 students enrolled in the school, from many different countries.
Sultanate of Zanzibar over the last of his dominions, Zanzibar. In 1698, Zanzibar became part of the overseas holdings of Oman after Saif bin Sultan, the Imam of Oman, defeated the Portuguese in Mombasa, in what is now Kenya. In 1832 or 1840, Omani ruler Said bin Sultan moved his court from Muscat to Stone Town on the island of Unguja (that is, Zanzibar Island). He established a ruling Arab elite and encouraged the development of clove plantations, using the island's slave labour. Zanzibar's commerce fell increasingly into the hands of traders from the Indian subcontinent, whom Said encouraged to settle on the