Yesterday at home he was playing with them on his own and he was making his own version of the horn. So I took a picture, and instead, I got a picture of him smoking his "special" pipe. It would be a bong, but I don't see anywhere for the reservoir.
While at my in-laws, one of the things we looked through together was a beading magazine. One page in particular had a bunch of pendants. So we talked about each one. These are the ones that stuck: