Sir Cumference and the Sword in the Cone

By: Cindy Neuschwander / Illustrated by: Wayne Geehan Five knights compete for the honor of heir. 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, as they race to help Vertex find the sword and discover the secrets of cubes, pyramids, cylinders, and cones. If you like this book, you’ll enjoy these:The Sir Cumference Math Adventure series [TABS] Look Inside Author & Illustrator Cindy Neuschwander, author Cindy Neuschwander is a native Californian, but she has lived in many places, including Germany, England, Austria, and Hawaii. As a mathematics education specialist, Cindy sought ways to make math fun, interesting, and comprehensible to her students. In 1992, while living in England,