Using a pendulum is an ancient method of divination. It is also called dowsing.
For millennia, and still today, people dowse to find water, when wanting to put in a well… appropriately also called water witching. In modern times, they have been used to locate deposits of metals and gemstones, Earth ley lines, and even tunnels and weapons by the US marines in Vietnam!
In Wicca, we use this divination tool to access Divine guidance. That’s what divination means!
Here is some basic information to get you started.
For the rest of this suggestion of how to article please click this link: http://www.wicca-spirituality.com/pendulum.html