Logan detectives are investigating a suspicious overnight fire at a Woodridge home.
Emergency services were called to the Douglas Street house around 11.45pm after two objects were thrown through the windows of the house igniting small blazes.
A third minor blaze occurred in the external carport.
All fires were extinguished with the house sustaining minor damage in two rooms.
The seven occupants of the house, a 33-year-old woman and six children, were uninjured as a result of the incident.
Investigations are continuing.
If you have information for police, contact Policelink on 131 444 or provide information using the online form 24hrs per day.
You can report information about crime anonymously to Crime Stoppers, a registered charity and community volunteer organisation, by calling 1800 333 000 or via crimestoppersqld.com.au 24hrs per day.