Cindy Neuschwander writes math math books for children. With Wayne Geehan illustrating, Neuschwander has given us books about Sir Cumference, Lady Di of Ameter and Radius their son who solve math and geometry puzzles and medieval mysteries. Children learn about geometry, measurement, counting, algebra, formulas and mathematical concepts from the charming tales, told like medieval fairy tales. These books make great gifts for homeschooling families. Read more at read more