The demand for women teachers for Sinhalese Buddhist Girls' schools being great, Higgins was approached by the Manager of those schools to open a Training College to train women students as school teachers.
Higgins' historical studies induced her to study Buddhism and in her later years Higgins was engaged in the task of compiling books on Buddhism "Poya Days" and "Jataka Mala" (a translation of the Jataka Stories) are two of her popular books.