Shame you can't HEAR these.
The whirly tubes have a particularly clear tone - they are not yer ordinary toobes, m'dear, but used for their healing and therapeutic properties. These tubes are in F which can help with heart and lung function and the fourth chakra; a friend who is staying with us takes them on her travels.
The metal bowl is a Tibetan singing bowl, and produces a resonant ringing tone when you run the stick round the outside edge at the correct speed.
We bought it in the Christmas market in Birmingham, a few years ago. It's an unusual sound.