This product was created to help students manage their voice volume in the speech room, classroom, and other environments. It will help with teaching and differentiating between the whisper, inside and outside ranges. you can email the author at haleh@ntg-inc.com about this product or visit our website www.ntg-inc.com for more information about the author and her work. Terms of Use: Your purchase is and will be a single user purchase. You may not copy or email this document to share. The cover C