Mastering a phoneme in all positions of words and in short phrases is the essential foundation of correcting the phoneme in conversational speech.  The activities provide excellent repetitious sound practice.  Sounds covered:

b, d, f, g, h, j, k, l, m, n, p, r, s, t, v, w, z, ch, sh, th

This book can fill your needs for mastering this stage of specific sounds development.  100 reproducible pages.