You are downloading the Musical Instrument Sounds XAP file v188.8.131.52 for Windows Phone. Musical Instrument Sounds is a free and useful Education app: Teaches kids about musical instruments and their sounds. Fun and educational game for children. First listen to the musical instrument sound. Then ... You can now download the offline XAP file to install & try it.
Download Locations for Musical Instrument Sounds 184.108.40.206 XAP file
Note: To install it manually from an SD card, you should choose one of the server location above to get the offline Musical Instrument Sounds XAP file, move the file to your phone's SD card and then tap 'Install local apps' in the phone's App list.