The Thinking Behind the Math @ The Franklin Institute Online - 0 views
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Matthew J on 30 Mar 09Online math collection from Franklin Institute for science. Site focuses on science topics and lessons but also has page for math questions. Math topics include Exhibit Math, Multicultural Problems for the 21st Century, Open-Ended Math Problems, Puzzling and Perplexing Seasonal Math Problems, Neighborhood Math, Mathematics Hotlist, and Toothpick Puzzles