[1] Gell was principal of the Norwood Clayton Montessori School for a few years,[2] while learning piano and teaching eurhythmics at AKTC.
[1] She studied at the London School of Dalcroze Eurhythmics (LSDE), completing a two-year certificate in 1923 and scoring the highest marks.
[3] On her return to Adelaide, she opened a studio and taught children privately as well as continuing to work with trainee teachers at AKTC.
[9] When the ABC was preparing for the launch of Kindergarten of the Air, Gell served as an advisor, taught the first presenter and was the pianist for the program.
[1] Gell was appointed a Member of the Order of the British Empire in the 1977 New Year Honours for "service to education in the field of music".