Sir Cumference and the Isle of Immeter

Join Sir Cumference and the gang for more wordplay, puns, and problem solving in the clever math adventure that introduces readers to the concepts of area and perimeters. When young Per visits her uncle Sir Cumference and his family, she learns how to play the game, "Inners and Edges." After she finds a clue linking the game to the mysterious castle on the island of Immeter, she must figure out how to find the perimeter and area of a circle to unlock the island's secret. Fans will love cracking the code with Per and the gang in this new installment of the Sir Cumference series that makes math fun and accessible for all.Cindy Neuschwander is an elementary school teacher who loves teaching math. She also enjoys traveling, reading, and writing stories. She thought up Sir Cumference while visiting medieval castles in England. Cindy lives in Pleasanton, California.Young Per sat with her uncle and aunt, Sir Cumference and Lady Di of Ameter. Her cousin Radius was teaching her the game of Inners and Edges.
            “A player makes a shape out of tiles, calling out the number of squares used,” explained Radius. “The first person to correctly count all the outside edges keeps those pieces.”
            Sir Cumference arranged his tiles into a square. “Inners are nine,” he said.
            “Twelve edges,” counted Per, gathering up her winnings.