Print this Web Links Activity Log to record your findings. In order to view and print these activities, it is necessary to have Adobe Acrobat Reader. If you do not have this, get the free download now.   Click the Techie Toolbox for tips and help to make the most of your time on the Web. Chapter 26: Flowering Plants Royal Botanic Gardens Kew Learn more about the Royal Botanic Gardens by accessing this site. Find out where Kew is and its history. What types of citrus plants are included in the collection? Tree Rings: A Study of Climate Change Tree rings can be used to study the history of the climate in a region. This site provides information on how scientists interpret tree rings. What is the difference between early wood and late wood? The Maize Page This site provides information about corn, including the history of maize. Follow the links and find out how much corn grain is harvested in the county in which you live. Monocots versus Dicots What is the primary basis of distinguishing the two classes of angiosperms? What constitutes a flower "part"? What is a radicle? Find the answers to these questions and more about flowering plants by accessing this site.