On bubbles:
I suggest to check with the Exploratorium. They've been working with
bubbles for a long time. Thay've done full shows on bubbles I believe. I'm
sure their resident exhibits are in their "cookbook" publications with
drawings etc. - available from ASTC.
--
Matthew Bates
Mystus Interactus >>Interactive Exhibit Components & Development<<
238 Davenport Road #195, Toronto, Ontario, Canada M5R 1J6
voice/fax: 416.537-7294
email: [log in to unmask]
website: http://www.io.org/~mystus/