Columbia subject headings:
Mathematical ability--Cross-cultural studies.
Mathematics--Study and teaching (Middle school)--Cross-cultural studies.
Mathematics--Study and teaching (Middle school)--Germany--Evaluation.
Mathematics--Study and teaching (Middle school)--Japan--Evaluation.
Mathematics--Study and teaching (Middle school)--United States--Evaluation.
Third International Mathematics and Science Study.
Harvard subject headings:
Mathematical ability--Cross-cultural studies.
Mathematics--Study and teaching (Middle school)--Cross-cultural studies.
Mathematics--Study and teaching (Middle school)--Germany--Evaluation.
Mathematics--Study and teaching (Middle school)--Japan--Evaluation.
Mathematics--Study and teaching (Middle school)--United States--Evaluation.
Third International Mathematics and Science Study.
Princeton subject headings:
Mathematical ability--Cross-cultural studies.
Mathematics--Study and teaching (Middle school)--Cross-cultural studies.
Mathematics--Study and teaching (Middle school)--Germany--Evaluation.
Mathematics--Study and teaching (Middle school)--Japan--Evaluation.
Mathematics--Study and teaching (Middle school)--United States--Evaluation.
Third International Mathematics and Science Study.