I remember seeing one of these moving sand art things at my grandma's house when I was a kid. The rectangle kind. You would flip it over and watch lovely patterns form and it would be relaxing to look at and take quite a while for it to be done. I had totally forgotten that these kind of things existed, and when I saw this one I immediately had memories of the one I saw as a kid and didn't hesitate to order. This one is pretty good sized.
When I first used it, I was very disappointed because ...