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All Sites - 4712 items found, showing 3401 to 3450
 Pieces 'n Creases: A Fun Guide to Origami - Herring, Long, Haeggquist, Jeremy; ThinkQuest Junior Contents include the history of origami; uses and benefits; terms, symbols, and tips; origami and peace; poems about origami; activities, and resources for folding paper. An award-winning entry from Vidor Middle School. ...more>> The PiFactory - David Whitfield Revision notes, boardshots, and Excel worksheets to download, from when the author used to teach in North London. The PiFactory includes an open-source assessment suite, classroom resources, and concept maps. The PiFactory conveniently pulls together ...more>> PiNation.com - Hugh Bell A site to "... just enjoy pi. Leave the math aside. Don't even think about the circumference of a circle." Create unique representations of the decimal expansion of pi with the Pi-Art Tool: choose the color for each digit, the number of decimal places, ...more>> The Pi Pages - Centre for Experimental and Constructive Mathematics (CECM) "Pi is one of the few concepts in mathematics whose mention evokes a response of recognition and interest in those not concerned professionally with the subject. It has been a part of human culture and the educated imagination for more than twenty five ...more>> Pi-Search Search the first four billion binary digits of Pi for a string. Enter the string in hex (4 bit) or character (5 bit) format. Includes some statistics (probability of occurrence of characters, digits). Related links include articles and papers. ...more>> The Pi Song - Hester Lewellen Pi Song audio and sheet music. This musical scale is aligned to the digits of pi. ...more>> PI Team Chess Game A multiple player chess game. PI Team Chess builds strong problem solving, critical thinking, math and teamwork skills. Site includes chess lesson plans, scholastic research on chess, and problem solving activities. ...more>> Pi Through the Ages - MacTutor Math History Archives A history of pi: the Rhind papyrus (Egypt), Ptolemy, Tsu Ch'ung Chi, al'Khwarizmi, Al'Kashi, Viet, Romanus, Van Ceulen, Gregory, Shanks, Lambert, Euler, Buffon, and many more, with other Web sites and 30 references (books/articles). ...more>> The Pixel Calculator - METIP (Mathematics Experiences Through Image Processing) Project The Pixel Calculator is intended primarily for use by students of ages 12-17 in a variety of enrichment activities involving mathematics and digital image processing. It provides a good introduction for students to digital images by allowing students ...more>> PJ's Mathematical Gold Nuggets - Pam Strout; Bethel High School, Bethel, Connecticut Links relating to K-12 research topics in mathematics and mathematics teaching collected and usefully annotated by a mathematics teacher. ...more>> Place Value - Cut the Knot!, Alexander Bogomolny Dictionary definitions of place value and what they lack; the emphasis on place value in the NCTM Standards; its importance in understanding our numeration system; how it arises from one of several possible representations of grouping in the counting ...more>> Place Value - Math Forum, Teacher2Teacher FAQ Answers to a frequently asked question: How do I provide my students with practice on their place value skills? ...more>> Plane Geometry Web Pages - David Jaffe Materials from a geometry course originally taught to future middle and high school teachers. Using definitions, theorems, proofs, and examples, the site introduces mappings; isometries and similarities; angles and trigonometry; congruence and similarity; ...more>> Plane Patterns - Ivars Peterson (MathTrek) Exploring the link between mathematical symmetry and artistic effort. One- and two-dimensional repeating patterns appear ubiquitously on surfaces, from quilts and colored fabrics to pottery and ceramic tiles... Analyzing the symmetries that underlie such ...more>> Planetcalc - Anton Egoshin More than a hundred free calculators on math topics ranging from area of a triangle by its coordinates to total squares (the number of squares in given rectangles). Categories of others include date and time, health, computers, engineering, finance, navigation, ...more>> Plastelina Logic Games - Plastelina Free Flash games include classic constrained "crossing" problems, such as the puzzle of ferrying a wolf, a sheep, and a head of cabbage across a river in a boat that only holds any two of them at once, without leaving the wolf and sheep alone in each ...more>> Platonic Solids and Euler's Formula - Margo Lynn Mankus The lesson plan for Platonic Solids and Euler's Formula offers definitions for simple closed surfaces, solids, and regular polyhedra. After observing platonic solids nets, students complete the provided (blank) table for recording vertices and edges of ...more>> The Platonic Solids and Polyhedra - Paul Flavin The 5 Platonic Solids and one odd-ball polyhedron (a soccer ball). The kinship among the polyhedra is reflected in a 'family photo'. The polyhedra are laid out in a triangular pattern, with the tetrahedron alone in its row, joined with the other Platonic ...more>> The Platonic Solids Information Site - Dan Radin Information, computer graphics, a computer-animated video, teaching tools, and links pertaining to the three-dimensional geometry of the polyhedron in its many forms. Radin focuses particularly on the five Platonic solids--the tetrahedron, the cube, the ...more>> Platonic Solids - Paul Bourke Definitions, formulas, and illustrations of the three-dimensional regular polyhedra: tetrahedron, octahedron, hexahedron (cube), icosahedron, dodecahedron, including the solids as drawn in Kepler's Mysterium Cosmographicum, and as represented in stone ...more>> Platonic Solids - Rüdiger Appel Dwnload GIF animations, with shadow effects, of the five Platonic solids. Also available in German. ...more>> Platonische Körper - Klaus Bernt Nets of the Platonic solids to fold. Download in postscript format for printing. In German. ...more>> Play a Piano : An interactive Musical Java Activity - Paul Flavin Play a Piano / Synthesizer / Oscilloscope: Play the piano using your mouse or computer's keyboard. Watch the wave forms as well as hear them. This virtual reality Java piano lets you play the piano and have a little fun while learning the relation between ...more>> Play Ball (SMILE) - Roslyn N. Matthews, South Shore High School A baseball lesson designed to teach students to compute batting and earned run averages; given general dimensions of the playing field and some equipment, change the units to the metric system; find the diagonal distance from 3rd base to 1st base; and ...more>> A Playground of Thoughts - Takasugi Shinji Takasugi's "Number Systems of the World" lists dozens of languages; how to count from zero to one hundred in each; and the mathematical meaning of the expressions for each numeral. For example, the French say "93" with quatre-vingt-treize, which means ...more>> Play With Your Math - Kelly, JOEY; and Yu, Xi Biweekly math problems that "require you to try, fail, and adjust many times before finding a solution." Each short, provocative question comes illustrated and ready to print out in large type on 33" × 40" dimensions: Space Race, Star Polygons, ...more>> Please Excuse My Dear Aunt Sally - Robert Owens A step-by-step introduction to the mathematics behind the PEMDAS mnemonic. With examples, quizzes, and puzzles illustrating order of operations. A Wired@School project of The Franklin Institute Online Museum Educator program. ...more>> Plexagon - Pleated Hexagon - Paul Bourke, Ron Evans Plexagon is a new modular geometry based on the radial pleating of polygonal plates, and their joining or co-bracing into 3D modules. This engineering approach can form a very practical basis for modular greenhouses (using recycled plastic sheeting) and ...more>> Plotting Linear Equations - SPICE: Standards-Based Products for Interactive Classroom Education An interactive workspace for graphing points, ordered pairs, lines, and planes. SPICE On-line modules are constructed with three separate but functionally linked areas, Instructions/Lessons, Display/Work Space, and Assessment. Detailed directions are ...more>> Plouffe's Inverter - Simon Plouffe A database of more than 84,800,000 mathematical constants like Pi, Sqrt(2), Catalan and Euler's gamma. Enter a number, search or browse, and the programs will find what the number is made of. From the author of the Encyclopedia of Integer Sequences (with ...more>> Plumbing Statistics and Information - PlumbingSupply.com Conversions, formulas, and tables about water weights, pressures, flows, volumes, horse power, pump efficiency, the weight of 100 yards of pipe filled with water, and flow rate to velocity comparisons. Also, a water flow rate guide and abbreviations. ...more>> Plus Magazine - Department of Applied Mathematics and Theoretical Physics, University of Cambridge Plus (formerly PASS-Maths) is a triannual online magazine for older pupils and the general public. It publishes articles explaining the diverse applications of mathematics used in solving problems in physics, chemistry, biology, engineering, and economics. ...more>> PNA: Revista de Investigación en Didáctica de la Matemática PNA is a peer-review open access research journal published by the Spanish research group "Mathematics Education. Numerical Thinking" of the Andalusian Plan of Research. This journal includes papers in English and Spanish related to the teaching and learning ...more>> PNC Christmas Price Index - PNC Bank PNC calculates the Christmas Price Index each year as a fun, lighthearted way to look at the increasing cost of goods and services in the song, "The Twelve Days of Christmas." Areas of their site include a video presentation, an interactive chart, and ...more>> Podcast Directory: Math - Podseek Podcasts of various math instruction and tutorials. Log in to rate or review the links. ...more>> Poetry and Mathematics - Math Forum, Ask Dr. Math Common Question A selection of sites with mathematical poetry, including limericks. ...more>> Poetry Patterns (TEAMS) - Jeannie Toshima; TEAMS Distance Learning, Los Angeles County Office of Education Mathematical patterns in numbers and in poetry. This activity involves students in writing two forms of poetry - diamante and cinquain - that involve mathematical word patterns. ...more>> Polaroid Geometry Scavenger Hunt - Math Forum This activity presented by Ruth Carver at the Math Forum's 1996 Summer Institute, "Constructing Mathematics on the Internet," displays pictures of items found on this a hunt for a list of geometric items (tessellations, symmetry, concentric circles, shapes, ...more>> Poly and Poly Pro - Pedagoguery Software Mac and Windows shareware programs for exploring and constructing paper models of polyhedra. With Poly, you can manipulate a polyhedral solid on the computer and print out a flattened version (a net) which can then be cut out, folded, and taped, to produce ...more>> Polydron British vendors of two and three dimensional, hands-on, geometric modelling systems and other geometric toys. Polydron Corporation history, online catalogue, and order form. To purchase Polydron products in the United States, contact Polydron International ...more>> Polyedergarten - U. Mikloweit Photographs of paper models of uniform polyhedra, prisms and compounds. Versions of the site also exist in German and French. ...more>> Polygon Diagonals - Math Forum, Ask Dr. Math Common Question A selection of answers to questions about polygon diagonals, such as "How many diagonals can be drawn for a polygon with n sides?" ...more>> PolygonFlux - John Miller An iPad app for exploring the path taken by a point bouncing around inside a regular polygon of 3 to 14 sides. Set the initial angle and starting location, the number of bounces, and the number of sides for the polygon; collect an album of resulting "fluxagons" ...more>> Polygons Made To Order (SMILE) - Loretta Malone, Washington High School A lesson designed to teach students to construct a regular polygon inscribed in a circle by using isosceles triangles with vertex angles at the center of the circle and legs as radii; determine the values of the angles; and discover that as the number ...more>> Polyhedra (Geometry and the Imagination) - Conway, Doyle, Gilman, Thurston; The Geometry Center A polyhedron is the three-dimensional version of a polygon, a three-dimensional figure made by gluing polygons together. This handout discusses polyhedra, presents explorative activities, and supplies a "homework" assignment. Includes the first 20 Greek ...more>> Polyhedra in the Classroom - Suzanne Alejandre Middle School student activities to pursue with a computer in the classroom. Introduction to Polyhedra; paper nets to print out and fold; Kaleidotile; Buckyballs; Crystals (paper nets, systems); Cube coloring problems; links to polyhedra on the Web. ...more>> Polyhedra plaited with paper strips - H. B. Meyer A guide to generating certain polyhedra (Platonian, Archimedian and other solids) by plaiting paper strips (glueless method). In several cases pattern download of the paper strips is possible. In German and English. ...more>> Polyhedra - Rolf Asmund A gallery of regular polyhedra, snub uniform polyhedra, deltahedra (polyhedra consisting only of equilateral triangles), and polychora; with animations, still graphics, and some taxonomic data (vertices, edges, faces, polygons, radii, and more). Mobius ...more>> Polyhedra Study - Ha Le An attempt to bring out the beauty of polyhedral study in particular and of mathematics in general via the use of the geom3d package in Maple and VRML (Virtual Reality Modelling Language). Categories: regular polyhedra; Archimedean solids; duality; facet; ...more>> Polyhedrons: PolyMod Polyhedron Modeler - Daniel Grunberg Free software for creating regular and irregular 3-dimensional polyhedrons on the screen, view them from different angles, then print out their corresponding nets or templates to glue together to form the polyhedron. ...more>>
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