num_pages: 32
description: A funny and pun-filled retelling of “The Sword and Stone” that introduces readers to mathematical angles.King Arthur has hidden his sword, Edgecalibur and issued a challenge to the knights. The first knight to find the sword will be the next king. Can Sir Cumference and Lady Di point Radius's best friend, Vertex in the right direction? Will Vertex's sharp thinking give him the edge?Join Sir Cumference, Lady Di of Ameter, and their son, Radius, in this new adventure where they race to help Vertex find the sword and discover the secrets of cubes, pyramids, cylinders, and cones.
language: English
title: Sir Cumference and the Sword in the Cone
titlecomplete: Sir Cumference and the Sword in the Cone
genres: Fiction, Geometry, Picture Books, Juvenile, Education, School, Medieval, Childrens, Fantasy, Mathematics
ratings_count: 546
series: Sir Cumference, Charlesbridge Math Adventures
publisher: Charlesbridge