Sir Cumference and the Sword in the Cone epub (365 day access)

King Arthur has issued a challenge. The first knight to find the sword Edgecalibur will be the next king. Join Sir Cumference, Lady Di of Ameter, and their son, Radius, as they race to help their friend, Vertex, find the sword and discover the secrets of cubes, pyramids, cylinders, and cones. Audio book included. This is an EdTech Digital edition. Digital ISBN: 9781684446698 Ebook duration: 365 days