کریستال‌ها

Snowflakes float gently through the air. Aged cheeses add the perfect flavor to an afternoon snack. Gas stoves boil water for pasta. Each of these everyday objects contains crystals! They are in nature, in food, and in many of the appliances and electronics we use every day. This title explores the ins and outs of crystals, from how they are structured and how they form to how we use them. Special features such as a crystal profile, an activity, and several formation diagrams help readers understand the complex world of crystals! Rocks and minerals are all around us! Not only are they on the ground at our feet, but they make up objects and technologies that we use every day. From granite countertops to tiny crystals found in electronic devices, rocks and minerals help our world run. This fascinating series uses diagrams, comparisons, and hands-on activities to help readers explore the formation and uses of different rocks and minerals. "Engaging images accompany information about crystals. The combination of high-interest subject matter and narrative text is intended for students in grades 3 through 8"-- Provided by publisher