A Book of Shadows is a personal grimoire or journal used by practitioners of Wicca and other forms of paganism. It typically contains spells, rituals, herbal lore, and personal reflections. Each book is unique to its owner, reflecting their beliefs, practices, and experiences. The concept of a Book of Shadows can vary widely among individuals and traditions. Some may include illustrations, while others focus solely on text. It serves as a tool for learning, recording, and sharing knowledge within the Wiccan community, often passed down through generations or created anew by each practitioner.