The ancient Greeks lived thousands of years ago. However, their discoveries about science, technology, engineering, and math or STEM have held up throughout time. Some of the ideas and inventions they dreamed up so long ago are tremendously useful to the modern world. In every field, including geometry, astronomy, zoology, and medicine, the ancient Greeks were constantly looking at their world and making important discoveries; the building blocks for science and technology in the modern age. This insightful book helps readers understand and better appreciate the vital STEM discoveries the ancient Greeks have handed down through the centuries.