Different kinds of plants have different kinds of stems. Daisies have thin stems, while redwood trees have thick, woody stems. What do these stems do? Readers discover the answer with the help of clear, age-appropriate text that supports common science curriculum topics. Colorful diagrams enhance the main text, helping young readers visualize the concepts they are reading about. Detailed photographs of a variety of plants and their stems provide an up-close look at this topic, and the creative design of each page is sure to hold the interest of even reluctant readers.