I bought one of those at a local sciencey store a few years ago. Way, way cool. Didn’t know about the existence of the showerhead, though. Shall have to look into that.
Where does he get those Incredible toys! Ya Ya so I stole that line from the Joker,Sue Me!
That is neat - leave it to the boys to come up with such stuff and to find it when it is out there!
LOVE IT!!!!!!!!!!!! Gots to git me some a them!