• Humble ISD

    Phoneme Development chart for Articulation






    Make a vertical line representing the student’s age.  Plot all the student’s phoneme errors only on the line.  Circle any unusual distortions or substitutions.  Count the number of errors, which are either outside the shaded area or inside the shaded area but circled: __________.


                      3                   4                   5                    6                  7                    8


































































































    vowel /r/
























































    “th” sounds









    Adapted from Journal of Speech and Hearing, v. 37

    Reviewed   09/2001