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 forms of the religion must not use it. From the late 1980s onwards various books propagating Wicca were published that again used the former, broader definition of the word. Thus, by the 1980s, there were two competing definitions of the word "Wicca" in use among the Pagan and esoteric communities, one broad and inclusive, the other smaller and exclusionary. Although there are exceptions, among scholars of Pagan studies it is the older, inclusive use of the term which has gained wider usage. Conversely, in various forms of popular culture, such as television programs "Buffy the Vampire Slayer" and "Charmed", the