Government sites The White House United States Senate Smithsonian Institute Scholastic for Kids Stacks Clip Art Clip Art Halloween Halloween Homophones Plants Chicago Botanic Garden Illinois' Best Plants Database Plantcare.com Houseplants Botany.com Solar System NASA's Planetary Photojournal National Geographic Virtual Solar System University of Michigan Windows to the Universe The Exploratorium Auroras Astronomy for Kids The eight planets BrainPOP Movie Pioneers Pioneers from Kids Connect Oregon Trail Thinkquest Oregon Trail Pioneer Life PBS: The West Westward Expansion sites Illinois Pioneers Museum timeline