MATERIALS AND EQUIPMENT NEEDED

• Access to the Internet for student research and access to WEBTECH website (scheduled use of a school computer lab is fine).
  
• Microcomputer with probeware: interface, microphone, audio analysis software (i.e., Vernier ULI with microphone, or PASCO computer interface).
  
• Various gauges of piano wire, PVC tubes and fittings, and several audio CDs and CD-ROMs.