What is the Evolutionary Theory? How do chemistry processes take place? Why are only three colours the most visible to the human eye? You can find the answers to these and other hows and whys in this science encyclopaedia. Diagrams with clear labels and a comprehensive glossary of tricky vocabulary make learning easier. Bonus: the captivating book includes Isn't It Amazing, a section of interesting information that will keep you turning pages. Every child should read this encyclopaedia! It is thoroughly researched and features kid-friendly material. The numerous subjects broaden our understanding of the world around us and beyond. The information will pique their interest and broaden their horizons. The book includes a dictionary of unfamiliar and challenging terms. It is a fantastic option for giving.