There is a huge volume of material on the web regarding all the cults. That’s true whether it’s Mormonism, Freemasonry, Church of God, Scientology, Jehovah’s Witnesses, Rosicrucians, British Israelism or any one of a host of others, some claiming to be Christian, others not. It would be a waste of time to duplicate even a portion of that information here. If you are interested in a particular group, google will provide plenty of material. This site is concerned with the Churches that are not considered to be cults; on that topic there is remarkably little elsewhere on the web.