Pizza Boxes. (Photo credit: Wikipedia) When former math teacher, David Adler, started writing math storybooks for children, he set out to explain big concepts. Shapes, word problems, fractions, algebra and Roman numerals. In his brand-new, 2013 book, “Millions, Billions & Trillions,” he tackles big numbers. Parents and teachers may care that it “meets the Common Core State Standards for fourth-grade mathematics in Number and Operations in Base Ten.” Grandparents will delight in its whimsical illustrations and real-world-based representation of how much a million, or billion, or trillion... (Read More ...)