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Top 20 Directory:
Top : Science : Math : Recreations : Specific_Numbers : Infinity
Sites:
  		• Counting to Infinity: Introduction to infinity including the origins of the sign for infinity and pictures.
  		• Hector Parr's Essays: Infinity: Includes a look at the concept of infinity and the logical flaws in the different contexts of infinity.
  		• Hotel Infinity: Includes articles on big ideas and concepts, an introduction on background ideas, activities, books to read and a page of resources as well as a vocabulary index.
  		• Infinity: Article about infinity. Talks about protential infinity and actual infinity.
  		• Mathnet : Does "Infinity" Exist?: Looks at the 3 different contexts and says for each whether infinity exists in each one and why. Links to other essay on the same site on infinity.
  		• The Infinity: Online home of infinity with newsletter archive from 1996 to the present.
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