Columbia subject headings:
Mathematics--Study and teaching--Congresses.
Science--Study and teaching--Congresses.
Thought and thinking--Study and teaching--Congresses.
Harvard subject headings:
Cognition--Study and teaching.
Mathematics--Study and teaching--Congresses
Science--Study and teaching--Congresses
Thought and thinking--Study and teaching
Thought and thinking--Study and teaching--Congresses.
Princeton subject headings:
Mathematics--Study and teaching--Congresses.
Science--Study and teaching--Congresses.
Thought and thinking--Study and teaching--Congresses.