Blowihg raspberries. A developmental milestone.
A baby's ability to "blow raspberries," or make bubbling sounds with her lips and tongue, indicate proper development of budding speech skills and communication. Here are some facts worth knowing about blowing raspberries as a developmental milestone in babies.
1. Helps she/he speak
2. Often most will start around 5 months, but if not by 8 consult your doctor. This could indicate speech/neurological delays.
This is my daughter at 3 months in January blowing raspberries, she still does it.