International School of Zanzibar 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. The International School of Zanzibar (ISZ) was founded by parents from foreign countries as a play area for their children.
Zanzibar of 3.1 percent. The population of Zanzibar City, which was the largest city, was 205,870. Around two thirds of the people, 622,459, lived on Unguja (Zanzibar Island), with most settled in the densely populated west. Besides Zanzibar City, other towns on Unguja include Chaani, Mbweni, Mangapwani, Chwaka, and Nungwi. Outside of these towns, most people live in small villages and are engaged in farming or fishing. The population of Pemba Island was 362,166. The largest town on the island was Chake-Chake, with a population of 19,283. The smaller towns are Wete and Mkoani. Mafia Island, the other major island of