Hi there !
Comments & suggestions are welcome. In addition, I hope to soon have a worksheet / activity sheet relating to this site, probably @ Easter 2001 or so. If you'd like a copy, send me an e-mail to address below.
Feel free to drop me a line at the school in which I teach science, at:
Please note that any anonymous e-mails will be deleted, unread & unopened - sorry about that, but necessary to stoop silly comments!