The incident happened around 3:50 p.m. Thursday, Aug. 15, in Roosevelt.
The bus, which was driven by a 44-year-old woman, was traveling eastbound on West Greenwich Avenue.
The girl sustained severe abrasions to both of her legs.
Her 40-year-old mother suffered a right-hand injury while trying to help.
Both the girl and mother were transported to a local area hospital for evaluation and treatment.
The driver of the vehicle remained at the scene.
No other injuries were reported.
Click here to follow Daily Voice Center Moriches-East Moriches and receive free news updates.