Why is my backpack so heavy? How much water should I drink in a day? Students will learn about volume, mass, and measurement while engaged in reading about real-life scenarios! This Spanish book uses relevant examples to teach math concepts, and incorporates nonfiction reading to increase vocabulary and comprehension skills. The challenging practice problems, graphs, and sidebars provide many opportunities for students to practice their developing math skills, and apply what they've learned to their daily lives. Essential text features like a glossary, index, and table of contents will increase students' interest level and their interaction with the text. "Math Talk" poses problems for further thinking, requiring students to use their higher order thinking skills. Teaching math and reading has never been so seamlessly integrated-or so easy!