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Radius is on a quest to earn his knighthood! With only a circular medallion, a mysterious poem, and his own wits to guide him, he must find and rescue a missign king. Includes Plastic Protractor. 32 pages. 8 1/2" x 9 1/2". Ages 5 -10.

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First Sentence edit see section history

More than anything, Radius wanted to be a knight.

Series & Lists edit see section history

This book is in Sir Cumference: A Math Adventure series. (standard series)

Authors & Contributors edit see section history

  1. Cindy Neuschwander (Author)

Other Contributors:

  1. Wayne Geehan (Illustrator)

First Edition edit see section history

Original Language: Add the language.
Publisher: Charlesbridge Publishing
Country: Add the country of publication.
Publication Date: January 2002
ISBN: 978-1570911699
Page Count: 32

Classification edit see section history

Links to Supplemental Material edit see section history

  • The Wise Owl Factory Book a Day Blog, blog entry on Sir Cumference and the Great Knight of Angleland: The Wise Owl Factory Book a Day Blog, blog entry on Sir Cumference and the Great Knight of Angleland, free math readiness type work page PDF, for younger children who are read this book aloud
  • Go Figure with Scipi: Discover the best way to teach students how to use a protractor. Go to the December 7, 2011 posting entitled: I'm Pro-Tractor.
  • Teachers Pay Teachers: Angles – they are everywhere! But how do we introduce them to students without being so abstract? This five page handout explains how to use three different items to construct angles – coffee filters, plastic plates, and your fingers. Each item or manipulative is inexpensive, easy to make, and simple for students to use. All of the activities are hands-on and work well for kinesthetic, logical, spatial, and/or visual learners. Correct geometric language is encouraged in the activities, and books are listed that will integrate language and geometry. These activities are suitable for grades K-7.

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