Born to Scottish parents Maggie MacKeddie and John Graham in Ballarat, Victoria, Margaret was the fourth of six children.
[1][3] The program was accepted and named Kindergarten of the Air on 19 February 1942, and a series of trials were held to find a presenter.
[1] Each session could include songs, a story, exercise routines, health instruction and hints for making toys.
[1] The Western Australian Kindergarten of the Air became the model for the rest of the country, with other states following its format and style for their own programs.
[1] The popularity of the program gave Graham the chance to speak in other forums about children's education and behaviour.