sentences:  The middle school curriculum examines the local history, building from studies of traditional life in the immediate environment in fourth grade up through successively larger areas (the locality, country, continent).The high school history curriculum includes courses on early civilizations, medieval culture, and modern history, as well as specialized courses in the history of the country in which the school is located.Formal instruction in numeracy begins at age 6/7 with the four primary operations of arithmetic.