Columbia subject headings:
Mathematics--Study and teaching--United States.
Science and state--United States.
Science--Study and teaching--United States.
Technology and state--United States.
Harvard subject headings:
Mathematics--Study and teaching--United States
Science and state--United States.
Science--Study and teaching--United States
Technology and state--United States.
Princeton subject headings:
Mathematics--Study and teaching--United States.
Science and state--United States.
Science--Study and teaching--United States.
Technology and state--United States.