Touch first black "Play" button in the title bar to start the Sound Sphere.
Listen to the sounds and dive into the atmosphere they provide.
Touch colored touchp(o)ints to add more sounds whenever you like. (similar colors bring similar sounds)
To stop play, touch last "Play" button. More...
Touch anywhere in the sound window to explore more variations.
Touch other "Play" buttons to explore different pathways.
Sounds by sound creators @ freesound.org (Commons Creative License)
See individual contributors in the I CHING catalogue.