Synopsis Sir Cumference, Radius, and Sir Vertex search for Edgecalibur, the sword that King Arthur has hidden in a geometric solid.
| Details | | Publication Date: | 2003-08-01 | | Illustrator: | Wayne Geehan | | Edition Description: | Illustrated |
| Size | | Length: | 32 pages | | Height: | 9.5 in | | Width: | 8.5 in | | Thickness: | 0.2 in | | Weight: | 5.6 oz |
Publisher's Note King Arthur has issued a challenge. The first knight to find the sword Edgecalibur will be the next king. Sir Cumference, Lady Di of Ameter, and their son, Radius, race to help their friend, Vertex, find the sword. Join these adventures as they discover the secrets of cubes, pyramids, cylinders, and cones.
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