100 Steps for Science: Why it Works and How it Happened Vegetables & Fruit The kit's centerpiece is a

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100 Steps for Science: Why it Works and How it Happened Vegetables & Fruit The kit's centerpiece is aPlunge into the world of science and learn about humankinds ten most important discoveries, including stars, wheels, numbers, light, medicine, sound, atoms, materials, energy and life. See how early scientific observations made by ancient civilizations went on to shape our world today, and learn how technology evolved over time in ten breakthrough moments for each of the ten key discoveries. From the invention of the wheel, which was adapted over