The six mono files:

Ukelele with Frequency Tracking

Pouring water into a bucket

First Jam Session

Second Jam Session

Hydrophone with Spectrum Tracking

Tapping on Uke with Spectrum Tracking

Code to combine the mono files:

Combining Chuck Code

And finally, the end product:

Final Audio File

Here's the picture of my nature score and the nature sound file:

Original Nature Sound File

Score Pic