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  All Sites - 10838 items found, showing 2051 to 2100

  1. Design Ideas - Julie Coghill
    A series of articles that discuss quilt design using proportion, asymmetry, and Pythagorean triples. ...more>>

  2. Designing a Sustainable Standards-based Assessment System - Don Burger; Mid-continent Regional Educational Laboratory (McREL)
    Designing and implementing a sustainable standards-based system that consistently yields high student achievement involves more than setting and measuring academic goals. Changing to a standards-based system provides an opportunity to re-examine the ...more>>

  3. Designing Effective Professional Development: Lessons from the Eisenhower Program - U.S. Department of Education
    The second report of the National Evaluation of the Eisenhower Professional Development Program, Part B (State and Local Activities), a multi-year evaluation being conducted by the American Institutes for Research (AIR) under a contract with the U.S. ...more>>

  4. Designing Geometric Figures - Tim Fahey
    Geometric constructions: instructions for constructing a variety of geometric shapes and patterns. Symbols, basic constructions, basic shapes, and how to design patterns. ...more>>

  5. Design Resources on the Web - Mathematics Research Center, Univ. of London
    Links to web-based resources for design theory and related parts of discrete mathematics and statistics (coding theory, finite geometry, combinatorics, graph theory), with an annotated list of lecture notes and related links. ...more>>

  6. Design Science - Design Science, Inc.
    Math publishing and presentation tools for the web: MathType, the professional version of Equation Editor, for Windows or Mac; WebEQ, for building interactive math web pages; MathFlow, math publishing for the enterprise; and MathPlayer, to display MathML ...more>>

  7. Designs, Codes and Cryptography - Kluwer Online
    An international, searchable, archived, peer-reviewed technical journal publishing survey and original papers on design, codes, and cryptography. ...more>>

  8. Designs with Circles - Suzanne Alejandre
    A Math Forum Web Unit. Includes some background on circles in Islamic cultures, and an activity exploring the geometry involved in some circle designs. ...more>>

  9. Design Your Future - Math, Science, and Technology for Girls - Autodesk, Inc.
    The Design Your Future mission is to provide practical, inspiring, hands- on opportunities for young women to become aware of, explore, and pursue math, science, and technology-based careers. It provides a number of opportunities, including: a tool ...more>>

  10. Desmos - Desmos Inc
    This free online graphing calculator zooms in and out of plots, offers slider bars to explore parameters, switches between Cartesian and polar coordinates, and more. Save sketches, mark points of interest, turn on "projector mode" for thicker, darker ...more>>

  11. Deterministic Modeling: Linear Optimization with Applications - Prof. Hossein Arsham; University of Baltimore
    Mathematical modeling process for decision making, presented in the context of linear programming. ...more>>

  12. Detracking America's Schools: The Reform Without Cost? - Brewer, Rees, Argys; Phi Delta Kappan
    The practice of grouping school students by level of ability, known as tracking, has long been used in American public schools. In recent years, opponents of tracking have argued that below-average students are hindered by being grouped together, while ...more>>

  13. DevApprentice: Software Developer Apprentice - Kent Griffin
    An online resource for learning elementary computer programming. Write and execute real programs, including graphics, in your web browser. Includes a programming problem of the week, examples, instructions, a glossary, and the online programming environment. ...more>>

  14. developer.com's collection of math Java applets - EarthWeb, Inc.
    A browsable, searchable collection of links, authors, notes, and details about Java applets contributed to developer.com. Software is organized into the categories of basics and children's, fractals, games and puzzles, general, geometry, plotting, graphing, ...more>>

  15. Developing A General 2nd Degree Diophantine Equation x^2 + p = 2^n - Thien Do; Westmoore High School, Oklahoma City, OK
    Using methods of congruences, the author shows that if p = 3 there is only one positive solution (1,2), and if p is any other odd prime not congruent to 7 mod 8, there are no solutions. Introduction; Methodology; Conclusions; Further Works; Acknowledgements; ...more>>

  16. Developing Algebraic Thinking - Suzanne Alejandre
    Teacher lesson plan and student kinesthetic activities on the Traffic Jam activity and applet, as originally published in the inaugural (Fall, 2002) issue of ON-Math, an electronic journal of the National Council of Teachers of Mathematics (NCTM). ...more>>

  17. Developing Educational Standards for Schools - Charles Hill; Putnam Valley Schools, New York
    An annotated list of sites that have educational standards documents prepared by various states and professional organizations. View standards by subject area or U.S. state. There is a list of state education departments, and resource pages on: U.S. government; ...more>>

  18. Developing Function Sense with SAQs - Judah Schwartz
    A work in progress, this is an online book on the philosophy of teaching functions in middle and high school algebra. He has come to believe "that approaching algebra through the study of functions using symbolic and graphical representations simultaneously ...more>>

  19. Developing Quality in Mathematics Education - Christof Höger
    Download Microsoft documents of short word problems and their solutions, each categorized by age and tested for use in the classroom. Developing Quality in Mathematics Education (DQME) received support from the European Commission. Also available in Danish, ...more>>

  20. The Development of Group Theory - MacTutor Math History Archives
    Linked essay describing the rise and progress of group theory from the 18th through the 19th centuries, with references (books/articles). ...more>>

  21. Devising channels that nurture ingenuity and creativity in mathematics classes. - Helen Christensen; Loyola College; The Math Forum
    Summary of a presentation given at the 1996 Joint Mathematics Meetings in Orlando, Florida. Original projects and individual journals can challenge students who are more linguistically oriented, and who crave expression for their ingenuity and creativity ...more>>

  22. DG Differential Geometry (Front for the Mathematics ArXiv) - Univ. of California, Davis
    Differential Geometry preprints, from the U.C. Davis front end for the xxx.lanl.gov e-Print archive, a major site for mathematics preprints that has incorporated many formerly independent specialist archives. Search by keyword or browse by topic. ...more>>

  23. The Diamond Theorem - Steven H. Cullinane
    Finite projective geometry explains the surprising symmetry properties of some simple graphic designs -- found, for instance, in quilts. Links are provided for applications to sporadic simple groups (via the "Miracle Octad Generator" of R. T. Curtis), ...more>>

  24. Diario Fractal - Today´s Fractal - Juan Pablo Braña
    A site from Buenos Aires, in English and Spanish, with a different fractal art image every day and archived galleries of past images. ...more>>

  25. Dice and Valentine's Day Symmetries (Math Chat) - Frank Morgan; Christian Science Monitor
    A dice challenge from S. H. Logue: The six faces of four dice have these numbers on them: A 1 1 5 5 5 5 B 4 4 4 4 4 4 C 3 3 3 3 7 7 D 2 2 2 6 6 6. You and your opponent each choose one die to use throughout the game. Each round you both roll, and the ...more>>

  26. A Dice Game - Doug Ensley, Shippensburg University
    In this game, two players roll dice repeatedly taking note of who has the higher roll each time. The original number of dice for each person and the number of rolls are set by the user. At the end, the percentage of wins for each player is displayed. ...more>>

  27. Dictionary of Algorithms, Data Structures, and Problems - Paul E. Black
    Originally compiled for the CRC Dictionary of Computer Science, Engineering and Technology: a dictionary of algorithms, algorithmic techniques, data structures, and archetypical problems, with related definitions. Algorithms include common functions, ...more>>

  28. Dictionary of Mathematics (English-Spanish / Spanish-English) - Kenneth Allen Hornak
    A comprehensive bilingual dictionary covering everything in mathematics: applied mathematics, pure mathematics, algebra, statistics, geometry, arithmetic, calculus, game theory, topology, probability, trigonometry, economic theory, mathematics teaching ...more>>

  29. Dictionary of Number Words - Intergalactic Power & Light
    A dictionary of English language words, phrases, prefixes, suffixes, and symbols that describe numbers. Cardinal Numbers, Ordinal Numbers, very large numbers, Noninteger Real Numbers, Numeric Ranges. ...more>>

  30. A Dictionary of Units - Cleave Books
    A summary of units of measurement world-wide (current units and a few of historical interest); conversion factors to the SI (Systeme International); an outline of the SI; its basic defining standards and some of its derived units; all the SI prefixes ...more>>

  31. Didax Educational Resources
    Didax publishes and distributes books, manipulatives, and software for math, reading, science, and art. The site offers free demo software, product descriptions, information requests, technical support, and current national educational standards. Didax ...more>>

  32. Did You Know? Applications of Statistics - Ian Gordon; University of Melbourne, Australia
    Short stories about the application of statistics in different fields: Analysis of Gambling Strategies; Random surgical operations; TV phone-in polls; Was it the orange juice?; Sunlight and skin cancer; Fire-fighters cause damage?!; What was the question ...more>>

  33. Die-Cast Polyhedra Models - Pedagoguery Software
    Sets of small die-cast solid aluminum polyhedra, in various colors, available for online purchase. ...more>>

  34. A Difference - Darren Kuropatwa
    This Winnipeg pre-calculus teacher's blog serves to "... record and reflect on my personal evolution of how to integrate ... technologies into my teaching." Blog posts dating back March, 2005, include "Wikis As Assessment For Learning Tools" and "Great ...more>>

  35. Differential Equations (calculus@internet - Mathematica) - Christopher A. Barker
    Mathematica Track. 1. Basics (Mathematica Overview; The Environment; Arithmetic; Using Variables; Working with Lists; Vectors & Matrices; Algebraic Operations; Functions; Calculus Operations; Graphics). 2. Differential Equations (Creating Slope Fields; ...more>>

  36. Differential equations in industry and commerce - TMR network - ECMI
    Coordinated at the Oxford Centre for Industrial and Applied Mathematics, the network aims to enhance understanding of industrial processes and commercial operations through the use of reliable modeling, novel mathematics, and numerical analysis. Six young ...more>>

  37. Differential Equations Maple Worksheets - Rensselaer Polytechnic Institute
    Maple worksheets and related PostScript files for teaching elementary differential equations are available for download. ...more>>

  38. Differential Equations - Math Forum
    Links to some of the best Internet resources for differential equations: classroom materials, software, Internet projects, and public forums for discussion. ...more>>

  39. Differential Equations Resource Page - Gavin Larose, University of Michigan Math Department
    PostScript labs, involving Mathematica 3.0 or better. Also 12 projects, with PostScript notes on solutions, and a brief list of links to other ODE resources. ...more>>

  40. Differential Equations (S.O.S. Mathematics) - Dept. of Mathematical Sciences, Univ. of Texas at El Paso
    An online course: learning units presented in worksheet format review the most important results, techniques and formulas in college and pre-college differential equations. Sections include: Introduction and First Definitions; Modeling via Differential ...more>>

  41. Differential Geometry (Graphics Archive, Special Topics) - The Geometry Center
    Using differential calculus to study curves and surfaces in space. ...more>>

  42. Differential Geometry Images - Walter Seaman
    Animations of differential geometry topics: images constructed by Seaman using the programs in Modern Differential Geometry of Curves and Surfaces with Mathematica (Second Edition) by Alfred Gray. Topics include: Curves with prescribed curvature and torsion; ...more>>

  43. A Different Kind of Multiplication - David P. Stern
    Roman numerals were an improvement on older notation and useful for the abacus, but seemingly impractical for multiplication. Yet a multiplication method was developed, and is described here. The Romans did not understand why it worked, but we now realize ...more>>

  44. Different Ways to Represent Numbers - Chad Lake
    Online paper that discusses and illustrates counting in bases other than 10; converting to decimal; the Snake Algorithm (the algorithm, summary of binary-to-decimal Snake Algorithm, decimal-to-binary Snake, extending the Snake to other bases, and summary ...more>>

  45. Diffpack - Numerical Objects Online
    Diffpack is a collection of C++ modules containing a wide selection of interchangeable and application-independent components, useful as a set of linkable libraries integrated with existing applications or as a development framework including a fully ...more>>

  46. DigiArea Group - Helen Golovina
    Makers of atlas™, a Maple package for differential geometry calculations that works with manifolds, mappings, embeddings, submersions, p-forms, and tensor fields; and LdeApprox™, a toolbox for Maple or Mathematica that finds analytical polynomial ...more>>

  47. Digi-Block - Digi-Block, LLC
    Manipulatives for K-4 classrooms. Students pack individual blocks into holders to create larger blocks of 10, 100, and 1,000, exploring place value and operations and learning the base 10 number system visually and physically. ...more>>

  48. Digital Deletions - Pierre Ysewijn
    An interactive JavaScript version of Conway's Digital Deletions game, in which numbers in a string are lowered to zero or erased. Users can play with different numbers of digits, different strategy levels, different starters, different sources of digits ...more>>

  49. Digital Generation Unit Conversions - Digital Generation
    Choose from 26 different categories of engineering and scientific units. Also available at http://www.webcom.com/legacysy/convert2/convert2.html and http://www.legacysy.com/~legacysy/convert2/convert2.html. ...more>>

  50. DigitalLesson.com - Mark Tully
    Website for middle school math teachers that has middle school math lessons, games, projects and activities for use in the classroom. Free newsletter, other resources for sale. ...more>>

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