Composición de la materia

What do people, trees, and air have in common? They are all made up of matter! Matter is defined as anything that has mass and takes up space. Matter is composed of microscopic pieces called atoms. There is a whole branch of science devoted to studying these tiny atoms-chemistry. Dive in and learn all about matter with this Spanish science reader that brings the power of science and informational text to students at a level they can understand. Introduce students to STEM topics and new conc...