الفهرس 
Theories of Phonological DevelopmentOnly 14 pages are availabe for public view
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Abstract
The development of meaningful speech is a complex process. In terms of phonological development, children must learn the movements needed to produce words to match the adult targets and they must also be aware of the phonological forms of words in their native language.
The data presented in this study established a comprehensive developmental data for the timing of acquiring Egyptian Arabic phonology for Cairene children in order to be used as a guide for the correct timing of intervention for phonological therapy.
This study was conducted in the period between February 2016 and July 2016, on 140 normal children between the age of 1 month and 8 years, The children were randomly selected from nurseries and school with variable socioeconomically standard in order to be representative as much as possible for the entire Cairene population. Divided over 14 age groups, with 10 children included in each age group.