Sir Cumference and the Isle of ImmeterBy: Cindy Neuschwander Illustrator: Wayne Geehan Series: Sir Cumference 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