You may wish to consider and highlighting the volume of the child’s voice and should be made aware of the volume of voice they use in different context – use you indoor voice,
Make use of a visual voulme thermother and chart to draw their attention
It is important to highlight that some children can become overly stimulated and sensitive to sounds therefore raised voices and tones can result in anxiety or displays of behaviours.
Children often have problem regualting their volume and need visual prompts that identifying when the volume they are using is too quiet or too loud.