MATH TOOLS NEWSLETTER - OCTOBER 5, 2007 - No. 56 As you browse the catalog, please take a moment to rate a resource, comment on it, review it -- or start a new discussion! ***FEATURED ACTIVITY Tool: Finding Your Way Around the TI-83+/84+ Graphing Calculator Donna Roberts http://mathforum.org/mathtools/activity/33870/ This Graphing Calculator website contains hundreds of examples of how to best use the graphing calculator with specific classroom examples. Unlike using a manual, teachers and students can see how to use this tool with actual examples appropriate for their mathematical maturity level. This web reference was developed as a result of workshops given across New England and at the request of teachers and students. ***FEATURED TOOL Tool: Alphabet Geometry - Angles Jamie Tubbs http://mathforum.org/mathtools/tool/33634/ What can you learn about angles by looking at letters? Look at the letters V, K, and L and learn about acute, obtuse, and right angles. While there, take a look at the letter X and learn about vertical angles. ***FEATURED TOOL Tool: Limits at Infinity Thomas S. Downey http://mathforum.org/mathtools/tool/33550/ A Java applet that introduces limits at infinity. Includes a re-scalable presentation version with large fonts. ***FEATURED TOOL Tool: Problem Solving with Multiplication BBC: Skillswise http://mathforum.org/mathtools/tool/33575/ Practice problem solving with this module of multiplication word problems, fact sheets, and worksheets. The accompanying quiz offers several levels of difficulty. ***FEATURED TOOL Tool: Multiples and Factors BBC: Skillswise http://mathforum.org/mathtools/tool/33335/ Review knowledge of multiples and factors through practice worksheets, fact sheets, and a three-level quiz. A page for instructors gives UK curricular alignments and other useful web sites for teaching multiples and factors. ***FEATURED TOOL Tool: Written Addition and Subtraction BBC: Skillswise http://mathforum.org/mathtools/tool/33554/ This module can be used as a starting point for learning different methods of written addition and subtraction. Factsheets, worksheets, games, and a quiz review and check understanding. A "For Tutors" page gives alignments to U.K. standards and offers other web sites for more practice. ***FEATURED TOOL Tool: Construct foci of a given ellipse. Math Open Reference John Page http://mathforum.org/mathtools/tool/33874/ An interactive applet and associated web page that provide step-by-step instructions on how to find the foci of a given ellipse using a compass. CHECK OUT THE MATH TOOLS SITE: Math Tools http://mathforum.org/mathtools/ Register http://mathforum.org/mathtools/register.html Discussions http://mathforum.org/mathtools/discuss.html Research Area http://mathforum.org/mathtools/research/ Developers Area http://mathforum.org/mathtools/developers/ Newsletter Archive http://mathforum.org/mathtools/newsletter/ \`. .--------------.___________) \ |//////////////|___________[ ] `--------------' ) ( '-' The Math Forum @ Drexel -- 5 October 2007