### Volume 8, Number 37

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 ```15 September 2003 Vol. 8, No. 37 THE MATH FORUM INTERNET NEWS Plane History - Whitcher | Take the Test Attacking the Multiplication Facts - A Bulletin Board Idea PLANE HISTORY - CHAMELEON GRAPHING by Ursula Whitcher http://mathforum.org/cgraph/history/ What is the history of the coordinate plane? Was it invented? Who named it? Answers to these and other questions about the history of the coordinate plane are presented by Whitcher in her latest addition to the Chameleon Graphing unit. - Introduction - Descartes and the Fly - Ancient Greek Maps Dicaearchus' Map Eratosthenes' Map Hipparchus Ptolemy's Geography - Ancient Greek Geometry Apollonius and the Conics Plane Loci - The Middle Ages Nicole d'Oresme and the Latitude of Forms - Analytic Geometry Rene Descartes and La Geometrie Pierre de Fermat - New Words, New Notation Sir Isaac Newton, the Enumeration, and the Method of Fluxions Gottfried Wilhelm von Leibniz Textbooks and Teachers - Conclusion - Timeline - Glossary - Links - People - Note to Adults See the full Chameleon Graphing unit to learn how to graph points on a number line and in the plane, and how to graph lines and learn to visualize slope: http://mathforum.org/cgraph/ -|-\-/-|-\-/-|-\-/-|-\-/-|-\-/-|-\-/-|-\-/-|-\-/-|-\-/-|-\-/-|- TAKE THE TEST - Santa Clara County Office of Education http://isb.sccoe.org/mathmentor/TakeTheTest/ Practice answering math questions in the format of the California High School Exit Examination (CAHSEE). On this site, students preparing to take this exam or others similar to it can: - answer a sample question - watch a math mentor solve the same problem - review a step-by-step solution Movies of English-speaking and Spanish-speaking math mentors, with transcripts for reading along in either language, require Quicktime. Six sections of math are covered: - Number Sense - Statistics, Data Analysis, Probability - Algebra and Functions - Measurement and Geometry - Algebra 1 - Mathematical Reasoning -|-\-/-|-\-/-|-\-/-|-\-/-|-\-/-|-\-/-|-\-/-|-\-/-|-\-/-|-\-/-|- ATTACKING THE MULTIPLICATION FACTS: A BULLETIN BOARD IDEA http://www.shsu.edu/~ret_hjb/facts.html Dr. Harry Bohan presents an activity that is designed to help the teacher promote a classroom feeling of, "Here is our task, to learn one-hundred multiplication facts. Let's set up a game plan to get this accomplished!" \|/ For other ideas on teaching multiplication, visit these Math Forum pages: Dr. Math FAQ: Learning Multiplication Facts http://mathforum.org/dr.math/faq/faq.learn.multiply.html Math Forum Internet Mathematics Library: Multiplication http://mathforum.org/library/topics/multiplication/ Math Tools: Tool: Arithmetic Four http://mathforum.org/mathtools/tool.html?&id=257 T2T FAQ: Multiplication Help http://mathforum.org/t2t/faq/faq.multiplication.html Teacher Exchange: Practicing Arithmetic Skills http://mathforum.org/alejandre/frisbie/arithmetic.html -|-\-/-|-\-/-|-\-/-|-\-/-|-\-/-|-\-/-|-\-/-|-\-/-|-\-/-|-\-/-|- CHECK OUT OUR WEB SITE: The Math Forum http://mathforum.org/ Ask Dr. Math http://mathforum.org/dr.math/ Problems of the Week http://mathforum.org/pow/ Mathematics Library http://mathforum.org/library/ Math Tools http://mathforum.org/mathtools/ Teacher2Teacher http://mathforum.org/t2t/ Discussion Groups http://mathforum.org/discussions/ Join the Math Forum http://mathforum.org/join.forum.html Send comments to the Math Forum Internet Newsletter editors Donations http://deptapp.drexel.edu/ia/GOL/giftsonline1_MF.asp Ask Dr. Math Books http://mathforum.org/pubs/dr.mathbooks.html _o \o_ __| \ / |__ o _ o/ \o/ __|- __/ \__/o \o | o/ o/__/ /\ /| | \ \ / \ / \ /o\ / \ / \ / | / \ / \ ```

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