What is gravity and who discovered its laws? How does evolution work and how did Darwin work it out? Learn all about the advances in science that have expanded our understanding of Earth, our place in the living world and the workings of the Universe in STEM-gineers: Scholars of Science.STEM-gineers is an exciting 4-book series, which focuses on particular engineering or scientific challenges. You will find out about the great minds behind every featured discovery or structure and learn through hands-on projects how these great minds overcame the scientific or engineering challenges of their time. From simple experiments, to observing and recording various aspects of the world around us, this series is the perfect introduction to the exhilarating world of STEM for readers aged 9 and up.