the mother of stephanie scott 's accused murderer is assisting police .
anika stanford visited leeton police station on thursday for 45 minutes .
ms stanford and her eldest son led police to ms scott 's body .
school cleaner vincent stanford , 24 , has been charged with her murder .
the school teacher 's funeral was held in eugowra in nsw 's central-west .
service was held at the same venue where she was set to wed fiance aaron leeson-woolley .