Math is hard, Barbie said.
Begley
Sharon
S
D000293:Adolescent; D001076:Aptitude / Q000502:physiology*; D001921:Brain / Q000502:physiology*; D002648:Child; D003469:Culture; D004521:Educational Measurement; D005260:Female; D006801:Humans; D038622:Internationality; D008297:Male; D008433:Mathematics; D012727:Sex Characteristics; D013240:Stereotyping; D014481:United States; D014930:Women / Q000193:education / Q000523:psychology*