Natural landforms are physical features of the Earth's surface, such as mountains, valleys, plateaus, plains, hills, and canyons, formed by geological processes over time. Articles are a unique way for readers to learn about the world around them. In addition to building reading comprehension skills and increasing vocabulary, articles can be used for writing and research. The article is broken into 6 single-page sections: What Are Landforms?; Creating and Changing Landforms; Mountains, Hills, Plateaus, and Buttes; Plains, Canyons, Valleys, and Basins; Fun Facts; and Words to Know.