Graphing Link http://nces.ed.gov/nceskids/createagraph/default.aspx
National Geographic http://www.nationalgeographic.com
Weather Channel http://www.weather.com
CDC (Centers for Disease Control) http://www.cdc.gov/
Mt. St. Helens Home http://www.fs.fed.us/gpnf/mshnvm/
Energyville Simulation http://willyoujoinus.com/energyville/
Storm Pictures/Info. http://www.stormchaser.com
PA Climate Change http://www.ucsusa.org/global_warming/science_and_impacts/impacts/climate-change-pa.html
Aurora Pictures http://www.geo.mtu.edu/weather/aurora/
Centralia Mine Fire Site http://www.offroaders.com/album/centralia/centralia.htm
Snowflakes and Snow Crystals http://www.cco.caltech.edu/~atomic/snowcrystals/
Hubble Telescope http://hubblesite.org/
Tsunami Warning System http://wcatwc.arh.noaa.gov/
NIH (National Institutes of Health) http://www.nih.gov/
Details about how things work! http://www.howstuffworks.com/
Longwood Gardens -- Great destination for a day trip -- diverse array of species of trees, flowers, etc. encompassing many acres of trails and formal gardens http://www.longwoodgardens.com/
USDA Invasive Species Library http://www.invasivespeciesinfo.gov/unitedstates/pa.shtml
Stream Study http://people.virginia.edu/~sos-iwla/Stream-Study/StreamStudyHomePage/StreamStudy.HTML
Parts of a Tree Assignment http://www.ncforestry.org/WEBPAGES/CLASSROOM%20ACTIVITIES/CLASSROOMACTIVITIESINDEX.htm
America Recycles Day Site http://www.americarecyclesday.org/
Six Degrees http://channel.nationalgeographic.com/episode/six-degrees-could-change-the-world-3188/six-degrees-book#tab-interactive