To add sound with this software open the sound bank located in your C:\Program Files\Drums4Kids Programable 1.01\Drumset1 to 6 folder, replace the drumsound 1.wav.to 40.wav with your own sound files that must be in wav format. Then hit the |'| key to open moviemaker. Open your animation file and click the microphone icon. Chose start recording sound, rush back to drums 4 kids and play the sounds directly from the keyboard keys. It is simple, fast and very efective for adding sound to your movie!