Volume 5, Number 2

10 January 2000 Vol. 5, No. 2 THE MATH FORUM INTERNET NEWS Maps, Compasses - Weil | Constants, Equations Probability for Kids | 2000 Puzzle MAPS AND COMPASSES - Helen Weil Dept. of Education, State of Queensland, Australia http://www.qed.qld.gov.au/tal/kla/compass/ Curriculum support and a source of information, activities, resources, assessment, and problems on navigation, land measurement, and applied geometry. Main headings include: - Compasses and Bearings - Maps and Charts - Orienteering - Coastal Navigation - Air Navigation - Surveying - Satellite Navigation Systems and last but not least, Taking Geometry Seriously, ideas for investigating geometry to a greater extent than is generally allowed for in current courses. http://www.qed.qld.gov.au/tal/kla/compass/html/tatak.htm A glossary and resources (bibliography, contacts, videos and software, and links to relevant sites) are provided. The site was produced by the 1999 Raybould tutorial Fellow, Helen Weil, in conjunction with and with assistance from Education Queensland, the University of Queensland, and many contributors from schools, businesses and the community. -|-\-/-|-\-/-|-\-/-|-\-/-|-\-/-|-\-/-|-\-/-|-\-/-|-\-/-|-\-/-|- THE CONSTANTS AND EQUATIONS PAGES - Jonathan Stott http://www.tcaep.co.uk/ A growing site that aims to be one of the most comprehensive resources for science, maths, and astronomy-related material on the Internet. There are currently nearly 2500 pages of freely available information. Included are some of the more important and useful aspects of mathematics, listed alphabetically by category, with special sections on numbers, algebra, trigonometry, integration, differentiation, and SI units and symbols. In addition, you will find more than 500 scientific equations and constants, conversions, a periodic table, and information on astronomy. -|-\-/-|-\-/-|-\-/-|-\-/-|-\-/-|-\-/-|-\-/-|-\-/-|-\-/-|-\-/-|- PROBABILITY EXPERIMENTS FOR KIDS Blacklick Elementary School, Blacklick, Ohio Fourth-grade students show what they have learned about probability, posting experiments and graphs of results to serve as inspiration for other classes. Experiments to try include: MISS KNAPP'S CLASS http://www.gahanna.k12.oh.us/schools/bl/knapp/index.html - Trick-or-Treating with Probability - Penny Power - Dancing Dice - Four Suits MR. THOMAS'S CLASS http://www.gahanna.k12.oh.us/schools/bl/thomas/index.html - Probability Pencils - Where's Card 6??? - Apple Picking - Color Probability - First Queen Problem - The Bag Draw -|-\-/-|-\-/-|-\-/-|-\-/-|-\-/-|-\-/-|-\-/-|-\-/-|-\-/-|-\-/-|- 2000 PUZZLE - Judy Brown, Math Forum http://mathforum.org./~judyann/2000/ For students in grades 3-12 with a general knowledge of mathematics. Use the digits in the year 2000 and the operations +, -, x, /, sqrt (square root), ^ (raise to a power), and ! (factorial), along with grouping symbols, to write expressions for the counting numbers 1 through 100. -|-\-/-|-\-/-|-\-/-|-\-/-|-\-/-|-\-/-|-\-/-|-\-/-|-\-/-|-\-/-|- 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/ 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 _o \o_ __| \ / |__ o _ o/ \o/ __|- __/ \__/o \o | o/ o/__/ /\ /| | \ \ / \ / \ /o\ / \ / \ / | / \ / \

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