She taught Spanish and English for six years at Washington D.C.'s Dunbar High School.

[2] Brooks went on to graduate study during summers at Columbia University in New York City and received her Master of Arts in 1928.

Beginning in 1922, Brooks was promoted to assistant principal at Dunbar High School.

[2] Brooks directly assisted six nieces and nephews with obtaining a college education by support, taking them to special events, tutoring when necessary, and contributing financially.

Brooks wrote an early history of the sorority, which she gave at the 1923 Boulé in Baltimore, Maryland.

At Founders' Day at Xi Omega on January 30, 1924, the history was presented as a lecture.