10 Rhyming CH and SH Tongue Twisters. The therapist version comes with data tables. 300 word-initial repetitions, 200 word-final and 200 word-medial repetitions. The student version is the same without the data tables. There is a version with target sounds highlighted as a visual cue and a version without. You could also print out two therapist versions and have the child take data themselves and then compare to the clinician's perception.