Find the answers to all kinds of questions using mathematical equations! Translated in Spanish, this title teaches readers that they can use their understanding of variables, expressions, and equations to answer questions about anything from food to space! Create an equation to calculate how much pizza two boys eat! Create an equation to calculate how many baby teeth a growing child has left! Mathematical equations can provide the answers to so many questions. This Spanish-translated book shows readers how practical and useful their mathematical and STEM skills can be, encouraging them to look for math everywhere! With vibrant images, easy-to-read informational text, and simple practice problems, this title will make equations fun and easy!