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 →
Grade 8
459 records found. Displaying 301 - 312.
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 →
Switzerland is a country of many faces! People from all over the world make this neutral land home. Even though it has four official languages and a diverse population, Switzerland’s culture… More →
Not even a century ago, a computer took up an entire room. Today, a computer can fit inside your pocket! Over decades of technological advancement, the personal computer has shaped the world… 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 →
South Sudan’s recent beginnings stem from people seeking freedom and peace. As the nation grows, the values of tribal strength and independence add to the natural wonder that spans across the 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 →









