This seems like a pretty good site for chem demos. In addition to instructions, there are photos of the demos in progress. <http://www.chem.leeds.ac.uk/delights/> -ML -- This is the CPS Science Teacher List. To unsubscribe, send a message to <[EMAIL PROTECTED]> For more information: <http://home.sprintmail.com/~mikelach/subscribe.html>. To search the archives: <http://www.mail-archive.com/science%40lists.csi.cps.k12.il.us/>