If your classroom is like mine, every inch of wall space is more precious than real estate in downtown Manhattan. You do not have the room for a giant sound wall to monopolize an space. However, you do have a computer, document camera, projector and screen. Now you can project the entire vowel valley, consonant grid, long vowels, short vowels, diphthongs, r-controlled vowels, stops, nasals, fricatives, affricatives, glides and/or liquids without having to give up an entire section of your cla