the manual contains now mention of the country 's history , instead devoting its chapters to minor .
the bizarre claims are being taught to pupils across north korea as a way of indoctrinating future generations into glorifying their dictator in much the same way that his father , the late kim jong il , and his grandfather , kim il sung , were blindly heralded in days gone by .
the book , called kim jong un 's revolutionary activities , has been distributed to middle and high schools for study during the 2015 school year .