The EDDA is a collection of Old Norse poems and stories from the 13th century. It is an important source of information about Norse mythology, and includes the Poetic Edda and the Prose Edda. The Poetic Edda is a collection of heroic and mythological poems, while the Prose Edda is a handbook for skaldic poetry. Together, they form an important part of the Norse Epic, providing insight into the beliefs and culture of the Norse people.