<urlset xmlns="http://www.sitemaps.org/schemas/sitemap/0.9" xmlns:ifp="http://www.ifactory.com/press" ifp-element-xpath="/*[local-name() = 'urlset' and namespace-uri() = 'http://www.sitemaps.org/schemas/sitemap/0.9']"><ifp:contentType>ARTICLE</ifp:contentType><sm:url xmlns:sm="http://www.sitemaps.org/schemas/sitemap/0.9"><sm:loc>https://pubs.nctm.org/view/journals/mt/100/3/article-p165.xml</sm:loc><ifp:title>The Present Year-Long Course in Euclidean Geometry Must Go</ifp:title><sm:lastmod>2020-02-26</sm:lastmod></sm:url><sm:url xmlns:sm="http://www.sitemaps.org/schemas/sitemap/0.9"><sm:loc>https://pubs.nctm.org/view/journals/mt/100/3/article-p165.pdf</sm:loc><sm:lastmod>2021-06-14</sm:lastmod><ifp:title>The Present Year-Long Course in Euclidean Geometry Must Go</ifp:title></sm:url><sm:url xmlns:sm="http://www.sitemaps.org/schemas/sitemap/0.9"><sm:loc>https://pubs.nctm.org/view/journals/mt/100/3/article-p170.xml</sm:loc><ifp:title>Reader Reflections: October 2006</ifp:title><sm:lastmod>2020-02-26</sm:lastmod></sm:url><sm:url xmlns:sm="http://www.sitemaps.org/schemas/sitemap/0.9"><sm:loc>https://pubs.nctm.org/view/journals/mt/100/3/article-p170.pdf</sm:loc><sm:lastmod>2021-06-14</sm:lastmod><ifp:title>Reader Reflections: October 2006</ifp:title></sm:url><sm:url xmlns:sm="http://www.sitemaps.org/schemas/sitemap/0.9"><sm:loc>https://pubs.nctm.org/view/journals/mt/100/3/article-p184.xml</sm:loc><ifp:title>Delving Deeper: The Ubiquitous Catalan Numbers</ifp:title><sm:lastmod>2020-02-26</sm:lastmod></sm:url><sm:url xmlns:sm="http://www.sitemaps.org/schemas/sitemap/0.9"><sm:loc>https://pubs.nctm.org/view/journals/mt/100/3/article-p184.pdf</sm:loc><sm:lastmod>2021-06-14</sm:lastmod><ifp:title>Delving Deeper: The Ubiquitous Catalan Numbers</ifp:title></sm:url><sm:url xmlns:sm="http://www.sitemaps.org/schemas/sitemap/0.9"><sm:loc>https://pubs.nctm.org/view/journals/mt/100/3/article-p189.xml</sm:loc><ifp:title>Solving Simultaneous Equations: Getting More from Geometry</ifp:title><sm:lastmod>2020-02-26</sm:lastmod></sm:url><sm:url xmlns:sm="http://www.sitemaps.org/schemas/sitemap/0.9"><sm:loc>https://pubs.nctm.org/view/journals/mt/100/3/article-p189.pdf</sm:loc><sm:lastmod>2021-06-14</sm:lastmod><ifp:title>Solving Simultaneous Equations: Getting More from Geometry</ifp:title></sm:url><sm:url xmlns:sm="http://www.sitemaps.org/schemas/sitemap/0.9"><sm:loc>https://pubs.nctm.org/view/journals/mt/100/3/article-p192.xml</sm:loc><ifp:title>Calendar Problems: October 2006</ifp:title><sm:lastmod>2020-02-26</sm:lastmod></sm:url><sm:url xmlns:sm="http://www.sitemaps.org/schemas/sitemap/0.9"><sm:loc>https://pubs.nctm.org/view/journals/mt/100/3/article-p192.pdf</sm:loc><sm:lastmod>2021-06-14</sm:lastmod><ifp:title>Calendar Problems: October 2006</ifp:title></sm:url><sm:url xmlns:sm="http://www.sitemaps.org/schemas/sitemap/0.9"><sm:loc>https://pubs.nctm.org/view/journals/mt/100/3/article-p198.xml</sm:loc><ifp:title>Technology Tips: Visualizing DeMorgan's Laws Using Logic Simulation Software</ifp:title><sm:lastmod>2020-02-26</sm:lastmod></sm:url><sm:url xmlns:sm="http://www.sitemaps.org/schemas/sitemap/0.9"><sm:loc>https://pubs.nctm.org/view/journals/mt/100/3/article-p198.pdf</sm:loc><sm:lastmod>2021-06-14</sm:lastmod><ifp:title>Technology Tips: Visualizing DeMorgan's Laws Using Logic Simulation Software</ifp:title></sm:url><sm:url xmlns:sm="http://www.sitemaps.org/schemas/sitemap/0.9"><sm:loc>https://pubs.nctm.org/view/journals/mt/100/3/article-p202.xml</sm:loc><ifp:title>Media Clips: Great Pumpkin; Clouds</ifp:title><sm:lastmod>2020-02-26</sm:lastmod></sm:url><sm:url xmlns:sm="http://www.sitemaps.org/schemas/sitemap/0.9"><sm:loc>https://pubs.nctm.org/view/journals/mt/100/3/article-p202.pdf</sm:loc><sm:lastmod>2021-06-14</sm:lastmod><ifp:title>Media Clips: Great Pumpkin; Clouds</ifp:title></sm:url><sm:url xmlns:sm="http://www.sitemaps.org/schemas/sitemap/0.9"><sm:loc>https://pubs.nctm.org/view/journals/mt/100/3/article-p206.xml</sm:loc><ifp:title>Linear and Quadratic Change: A Problem from Japan</ifp:title><sm:lastmod>2020-02-26</sm:lastmod></sm:url><sm:url xmlns:sm="http://www.sitemaps.org/schemas/sitemap/0.9"><sm:loc>https://pubs.nctm.org/view/journals/mt/100/3/article-p206.pdf</sm:loc><sm:lastmod>2021-06-14</sm:lastmod><ifp:title>Linear and Quadratic Change: A Problem from Japan</ifp:title></sm:url><sm:url xmlns:sm="http://www.sitemaps.org/schemas/sitemap/0.9"><sm:loc>https://pubs.nctm.org/view/journals/mt/100/3/article-p216.xml</sm:loc><ifp:title>Activities for Students: Using Statistical Testing to Approximate π
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