Utomo, IwuMcDonald, PeterReimondos, AnnaUtomo, Ariane JulianaHull, Terence2015-12-131468-1811http://hdl.handle.net/1885/77408In Indonesian primary schools, sex education is implicitly integrated into various related subjects, such as science, biology, social studies and religion. The technical facts of ovulation and sperm are mentioned in biology, although little or no connectiDo primary students understand how pregnancy can occur? A comparison of students in Jakarta, West Java, West Nusa Tenggara and South Sulawesi, Indonesia201410.1080/14681811.2013.8335032015-12-11