Infinity symbol in bookbinding to indicate that a book is printed on acid-free paper and will therefore be long-lasting. In modern mysticism, the infinity symbol has become identified with a variation of the ouroboros, an ancient image of a snake eating its own tail that has also come to symbolize the infinite, and the ouroboros is sometimes drawn in figure-eight form to reflect this identification, rather than in its more traditional circular form. In the works of Vladimir Nabokov, including "The Gift" and "Pale Fire", the figure-eight shape is used symbolically to refer to the Möbius strip and the infinite, for instance
More Sideways Arithmetic from Wayside School More Sideways Arithmetic from Wayside School More Sideways Arithmetic From Wayside School is the fifth novel in the Wayside School series of novels by Louis Sachar. Like "Sideways Arithmetic From Wayside School" before it, the book resembles more like a puzzle book with a Wayside theme than a novel about Wayside. According to the book's introduction, it was created as a response to "Sideways Arithmetic" after receiving complaints by students and teachers over the inclusion of the logic puzzles in the story. Like its predecessor, "More Sideways Arithmetic" is organized into 15 chapters, each of which features a number of