If you’re interested in kscopes, check out the Kaleidoscope Korner forum. It’s a little quiet but there are some very informative back posts and usually a few people around who can answer questions.
Polymerclayprojects is a great site for kits that can be used for polymer clay. There is also some good info over at GlassAttic.
Here’s an image of one of my latest projects – a mica shift kaleidoscope that I made after taking a wonderful class from