Pat Doughty's List: Invasive species: Grade 6, 7, 8

This site gives great results for both teachers and students. Many sites incluse multimedia pages and PDF files. Each link includes a small magnafying glass symbol next to it that allows a preview of the page. This shows the subject headings that relate to the pge, a description of the page content, and the URL of the page itself.

This gateway offers a rich colection of great sources and lesson plans for any subject you want.. Links include the grade levels and type of activity the links are directed to. Along the right hand side of the page, the results are broken down by the subjects represented, the activities represented, and keywords that match; all with the number of results that fit in that catagory.

This gateway is a great place to start for issues on many science-related topics like invasive species. Links from this site are from governmental and educational sources, and are fine for teacher use, but might be above middle school student reading level. They all link to sites that can offer students "see also" alternatives.

This page is a gateway to several very good sites on the topic of invasive species. Each link includes "see also" links. There are a number of related search ideas given as well. If there is a drawback, it is that almost all of the hits the initial search retrieves are from About.com, and a researcher will have to dig deeper to go outside this engine's network.

This site gives a researcher a multitude of results in a wide variety of formats. Students and teachers are able to view governmental information on the topic, CD ROM materials, newspaper articles, and more.