In reply to Sofia Moyano-Kleckner.

According to this study by the Girl Scouts, many girls from traditionally underserved groups say they have less exposure to STEM, less adult support for pursuing STEM fields, lower academic achievement, and greater awareness of gender barriers in STEM professions.

Check out "Finding 5" starting on Page 20: http://www.girlscouts.org/research/pdf/generation_stem_full_report.pdf