Hillson, David <br/><br/>
Physics demonstrations in sound and waves  [videorecording] / 
written and produced by David Hillson 
 - Lakeville :  Physics Curriculum & Instruction,  2001 
 - 3 videodiscs (DVD) :  sd., col.;  12 cm. +  1 teacher's guide 
<br/><br/>Narrator: Mike Sullivan 
<br/><br/><br/>DVD 
<br/><br/><label>ISBN: </label> RM844.20 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Physics--Study and teaching<br/>Physics--Experiments<br/>Sounds--Experiments<br/>Waves Experiments