Do you know where the fruits you eat come from?Do you know where the oxygen you breathe comes from?Do you know what keeps the soil from being washed away during rains?Do you know where your favourite bird lives?Tree is a very important part of our world. The tree give us food, it provides us clean air, it shelters animals, and saves us from the harsh environment. In this book we will learn about different types of trees, its life cycle, its functions, different parts of a tree, and what can we do to save the most important natural resource.