Church and School of Wicca hundred covens. The School's curriculum includes classes on a variety of subjects associated both with Wicca as a religion and with occult and metaphysical studies and practices in general. These classes begin with an "Essential Witchcraft" course, which lasts "a year and a day". Other topics include: Advanced Celtic Witchcraft and Shamanism, Astral Travel, Astrology, Graphology, Mystical Awareness, a Natural Wicca Survey Course, Practical Sorcery, Prediction, Psychic and Herbal Healing, and Tantric Yoga. Much of the course of study is available to the student on video. The Church and School chartered several other churches and groups. In the early years
Wicca Wiccans do not claim to know how magic works, merely believing that it does because they have observed it to be so. Some spell it "magick", a variation coined by the influential occultist Aleister Crowley, though this spelling is more commonly associated with Crowley's religion of Thelema than with Wicca. During ritual practices, which are often staged in a sacred circle, Wiccans cast spells or "workings" intended to bring about real changes in the physical world. Common Wiccan spells include those used for healing, for protection, fertility, or to banish negative influences. Many early Wiccans, such as Alex Sanders, Sybil