I still want to build my own cloud chamber just for fun. I have seen it done as a coffee table, that looks like a great example of what I would like to do. Archive: https://archive.today/0SGjN From the post: >>There was a time when making a cloud chamber with dry ice and alcohol was one of those ‘rite of passage’ type science projects every nerdy child did. That time may or may not be passed, but we doubt many children are making cloud chambers quite like [Curious Scientist]’s 20 cm x 20 cm Peltier-powered desktop unit.