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 More →
Rocks & Minerals
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.
For most of us, igneous rocks are no more than a stoneХs throw away. These underrated rocks make up more than half of EarthХs crust! Not only that, but they have many uses in building,… More →
Metamorphic rocks form deep below EarthХs surface. Over thousands of years, they make their way to the surface. Then they are collected for use as building materials, sharpened tools, and… More →
Sedimentary rocks are the only type of rocks that contain fossils! But thatХs not the only reason sedimentary rocks are important. Scientists study the rocks to learn about EarthХs history,… More →