Building blocks for speech

For parents: (Lynch, Brookshire & Fox, 1980) 18 months ~25% intelligible 2 year olds 50-75% intelligible 3 year olds 75%-100% intelligible For unfamiliar listener: (Flipsen, 2006) 18 months ~25% intelligible 2 year olds ~50% intelligible 3 year olds ~75% intelligible 4 year olds 100% intelligible Building Blocks for Language 0-1 month – crying and vegetative sounds 2-3 months eye gaze 6-9 months-joint attention 9-12 months -using gestures 12-15 months--following simple commands 18 months – symbolic play, pretend play 24 months – sequencing of activities 36 months – episodic play