id	keyword
epaa-4854	education
epaa-4854	environment
epaa-4854	timss
epaa-4854	approach
epaa-4854	science
epaa-4854	sustainability
epaa-4854	israel
epaa-4854	study
epaa-4854	topics
epaa-4854	items
epaa-4854	international
epaa-4854	studies
epaa-4854	test
epaa-4854	changes
epaa-4854	students
epaa-4854	global
epaa-4854	citizenry
epaa-4854	development
epaa-4854	knowledge
epaa-4854	literacy
epaa-4854	curriculum