From the shapes and patterns in nature to programming computers, maths is about a lot more than simple sums.It is the key to understanding the world around us. Learn all about the discoveries and advances made by histories most important mathmaticians, who have expanded our understanding of the laws of maths and the workings of the Universe in STEM-gineers: Masters of Maths.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.