How do forests grow Follow the journey of one tiny acorn from seed to tree and celebrate how the power of one can touch so many. As the seasons pass and the weather changes, the tiny acorn steadily supports a thriving ecosystem and eventually grows into a giant oak tree--one day destined to become a magnificent forest. Accompanied by information on various oak varieties and how to grow your own oak tree, young readers will delight in learning how one small thing can create something so significant.