This vibrant, colorful science book brings STEM to life and gets students thinking and working like scientists as they investigate how trees grow, stay healthy, and reproduce. The book will get readers asking and answering questions, making observations, collecting, recording, and analyzing data, performing tests, using scientific language and equipment, and having fun with experiments and science activities. Discover how huge trees grow from tiny seeds Learn how a tree's branches and trunk grow See how a tree's roots spread underground delivering water and nutrients to the tree Explore how a tree's leaves make food through photosynthesis Discover how trees produce oxygen and take carbon dioxide from the air Investigate how trees produce flowers and fruits And learn about a wide range of unusual trees from around the world The book is supported with free, downloadable worksheets, activities, and resources for teachers Packed with facts and beautiful photographs, this title is perfect for non-fiction reading and is ideal for teaching all aspects of tree life cycles.