Grades 3 - 7

Our modern world still benefits from the work of ancient civilizations! Everything from how we communicate to what we eat is based on the discoveries of ancient people. This fascinating… More →

Gemstones are more than just pretty rocks. These stones serve a purpose far beyond jewelry or decoration! In this book, beautiful photos and interesting text combine to create a fascinating… More →

Time for a fossil hunt! Digging through a layer of sedimentary rock, scientists uncover many relics of prehistoric Earth. Tiny trilobites prove that a vast desert was once an ocean. Huge… More →

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… More →

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 →

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 →

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 →

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 →

Smartphones put a camera in just about everyone’s pocket, but it hasn’t always been so easy to take a snapshot. The 18th century brought a new innovation that allowed people to easily… More →

The 20th century approaches, and life is about to change forever! Inventors across the world race to invent and innovate automobile designs. Which ones will end up on top? Anyone who has ever More →

Many consider Thomas Edison the inventor of the light bulb, but this world-changing invention has a long history. Since the 19th century, many have worked to create and improve the light… More →

The Wright Brothers famously made the first flight in Kitty Hawk, North Carolina. But the history of human flight goes back much further! This title details the experimentation and innovation More →