Speech and Language » Typical Sound Development

Typical Sound Development

Speech sounds are developmental in nature and are not considered disordered until a child reaches a certain age.  The following is an acquistion chart which illustrates sound mastery.
Age in years
Consonant Sounds
4 1/2
5 1/2
6 1/2
v,sh,zh,l,th (voiced)
7 1/2-8
s,z,r,th,ch,j,wh, and blends


All  Hempfield students will be screened at the end of their first grade year.  If a child does not pass this screening, parents will be notified, and a plan will be developed.