Do you want to know how to draw a tree in six steps? Using this free online nature-drawing tutorial will turn you into an artist in just minutes. The fun, fast lesson employs a guided step process to show you how to sketch, draw, and color (using the special coloring page). Each specific step will go ahead only when you click play, so you'll never get left behind! Did you know that a mature oak tree has about 200,000 leaves in the summer?