Rock collecting can be a very enjoyable hobby for both adults and children. It's inexpensive to do and a great way to get out and enjoy nature. And if you have young ones, its also a nice way to teach them about science. If you have collected a lot of softer stones. You may want to polish them. You don't have to have any special tools or a tumbler. You can polish stones beautifully by hand. This guide will show you how.
