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ozone layer - National Geograp.
These websites all cover the topic of the Ozone Layer. They break up the Ozone Layer into specific sections and go into depth to explain these sections such as protection, diseases, and causes.
Students at Grand Mesa Middle School are researching ground level ozone in their school. Students are also discovering means to finance ozone filters to be placed in the school.
United States National Park Service Links
This collection of different performances of the "Star Spangled Banner" is great for using in the music classroom. Students can watch and critique. Learn more at mrskingrocks.blogspot.com
National Symbol Resources for First Grade Research Project.
national parks research site
A variety of web sites that will assist with completing a National History Day project.