Agriculture contributes about 50% of GDP and accounting for about two-thirds of Tanzania's exports. Tourism contributes 15.8%; and manufacturing, 8.1% and mining, 1.7%. The school system is a 2-7-4-2-3+ consisting of pre-primary, primary school, ordinary level secondary education, Advanced level secondary, Technical and Higher Education. Primary School Education is compulsory whereby parents are supposed to take their children to school for enrollment. The medium of instruction in primary is Kiswahili.
steroids for sale