This Spanish book teaches students important principles of volume and mass that they will be able to use in their daily lives, introducing them to new concepts and vocabulary terms like liter, kilogram, matter, and the metric system. Students will learn volume and mass through everyday examples including measuring food, weighing the contents of a backpack, feeding pets, and calculating how much water to drink per day. This math reader integrates math and literacy skills, combining informational text, problem-solving, and real-world connections to help students boost their higher order thinking skills. Text features such as a glossary, index, bold print, and a table of contents increase understanding and build academic vocabulary. The DOK-leveled Math Talk section includes questions that facilitate mathematical discourse and activities that students can respond to at home or school. Let's Explore Math sidebars and the extensive Problem Solving section provide ample opportunities for students to practice what they have learned. Learning volume and mass is fun and easy with this grade 3 math reader!