Using games, maps, lesson plans, and more, Xpeditions from National Geographic helps to integrate the U.S. geography standards into learning. Lesson plans and activities are searchable by grade level and subject. While not your typical educational games, Xpedition Hall offers an interactive and visually stunning activities to help students learn about geography. Activities and lesson are included in each of the following categories: - The World in Spatial Terms - Places and Regions - Physical Systems - Human Systems - Environment and Society - The Uses of Geography For a good example of the types of activities available check out the physical geography section. Here students can view ecosystems of the world and see the effects of volcanoes, wind, and rain on the Hawaiian islands. Xpedition Hall provides a downloadable teacher's guide that gives advice and instructions on using the Web site.