I am an elementary school Speech Therapist and I would like to know which techniques you have found helpful and which are not.

I am an elementary school Speech Therapist and I would like to know which techniques you have found helpful and which are not. I am a Speech Therapist and I work in an elementary school. I would like to know in your experience which techniques (e.g. easy onset, cancelation) you have found helpful and which ones you have not found helpful, and why. I appreciate your input.