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  All Sites - 1752 items found, showing 1701 to 1750

  1. What the Heck are Logarithms? - William Park
    A paper designed to help college freshmen develop an intuitive understanding of what logarithms are and how to use them. Problems to be worked without using a calculator. ...more>>

  2. Whelk-Come to Mathematics: Using Rational Functions to Investigate the Behavior of Northwestern Crows (i-Math Investigations) - Illuminations; National Council of Teachers of Mathematics (NCTM)
    An online, interactive, multimedia math investigation in which students use rational functions to explore the possible reasons behind the observation that northwestern crows consistently drop a type of mollusk called a whelk from a height of 5 meters. ...more>>

  3. Where to Start? - Cut the Knot!, Alexander Bogomolny
    A discussion of math education: the intent of the NCTM Standards, reflections on the history of constructivism, classroom practices (with a link to Marilyn Burns' Math Solutions page), and a simple applet for solving linear equations. An interactive column ...more>>

  4. Where Will the New Millennium Begin? (Math Chat) - Frank Morgan; Christian Science Monitor
    Assuming the third millennium arrives on January 1, 2001, where on Earth should the celebration begin? ...more>>

  5. Which Countries Are Most Like Stars? (Math Chat) - Frank Morgan, MAA Online
    Which countries in the world have a point such that the shortest line from every other point in the country stays inside the country? (ignore mountains and valleys). Mathematicians call such countries starlike. Are there any countries such that the shortest ...more>>

  6. Which Polygon Sides are Parallel? - NASA Lewis Learning Technologies Project
    Which of these line segments are parallel? Two adjacent sides of a triangle; Two adjacent sides of a pentagon; Two opposite sides of a rectangle; Two radii of a circle. A diagram and a detailed answer are provided. From NASA's 9th Grade Math Proficiency ...more>>

  7. Which Problem Equals 25 Percent? - NASA Lewis Learning Technologies Project
    Which problem has an answer of 25 percent? 1) 10 is what percent of 50? 2) 25 is what percent of 75? 3) 25 is what percent of 125? 4) 20 is what percent of 80? A detailed answer is provided. From NASA's 9th Grade Math Proficiency Test. ...more>>

  8. White Group H2 Maths Tuition - Koh Y.S. Frederick
    This Singaporean tutor offers examination advice and recommendations ("A level H2 maths question spotting thoughts"), a section for those "pursuing mathematics beyond the Singapore H2 9740 standard," and a "question locker" for students who "wish to challenge ...more>>

  9. Who Wants to Be a Mathematician - American Mathematical Society
    In the game show "Who Wants to Be a Mathematician," high school students compete for cash and prizes by answering multiple choice mathematics questions. Read about past performances of the game; view videos of games played in Danvers, MA, at Danvers High ...more>>

  10. Why is the Mathematician So Messy? (Math Chat) - Frank Morgan, MAA Online
    A physicist and a mathematician can clean a house in 6 hours; an engineer and the mathematician in 3 hours; and the physicist and the engineer in 1 hour and 12 minutes. How long would it take the physicist alone? ...more>>

  11. Why It's Hard to Fold a Triangle in Half (Math Chat) - Frank Morgan, MAA Online
    For a circular piece of paper, the lines along which you can fold it "in half" (with half the area on each side) are precisely the lines through the center. What other shapes work the same way? This works for lots of shapes, such as rectangles, parallelograms, ...more>>

  12. Why Not Geometry? - Cut the Knot!, Alexander Bogomolny
    An exploration of the validity of teaching algebra at the middle-school level, testing, mathematics ewducation reform, the goal of education, and a suggestion that geometry might be a more important starting point. ...more>>

  13. Wild About Math! - Sol Lederman
    Math posts, which date back to October, 2007, have included "10 ways to get wild about Math," "How to square large numbers quickly (part 1)," "26 tips for using learning styles to help your kids with Math," "The algebra of cross-multiplication," "Flexagon ...more>>

  14. Wilder's Fourth Grade Math and Science - Jim Wilder
    Wilder's blog, which dates back to July of 2008, has included posts such as "Pumpkin Investigation/Family Math Night," "Spuds, Velocity, & Central Tendency," "predict the pattern," "codes and the tricky elevens," and "thinking about patterns." Wilder ...more>>

  15. William Lowell Putnam Mathematical Competition - The Mathematical Association of America (MAA)
    The examination tests originality as well as technical competence. Questions cut across the bounds of various disciplines, and self-contained questions that do not fit into any of the usual categories may be included. Announcement of winners, description ...more>>

  16. Wired Math - Dean Murray, Soo Go, Jamie Pearson; University of Waterloo (Canada)
    A free website created for students and teachers by a teacher for the University of Waterloo. The online games, drills, "follow up exercises," and answers address topics common to middle grades on every continent. Also availalble from http://www.wiredmath.ca/ ...more>>

  17. Wisconsin Mathematics Talent Search - Mathematics Department, Univ. of Wisconsin
    Each school year, the Talent Search creates five sets of five problems each and distributes them to high school and middle school students in the state of Wisconsin and throughout the world. These problems are not easy, but their solutions do not require ...more>>

  18. Women's Adventures in Science - National Academy of Sciences
    This project of the National Academy of Sciences showcases contemporary women in science, and highlights for young people the varied careers of some of today's most prominent scientists. The site draws from and accompanies Women's Adventures in Science, ...more>>

  19. The Wonders of Mathematics - Galileo Educational Network Association
    Scores of different puzzles tailored for use in school math fairs. See also photo displays of recent math fairs. ...more>>

  20. Wondrous Worksheets - Wondrous Worksheets
    Purchase a yearly subscription to view over 800 educational worksheets for children covering a variety of topics including maths, science, grammar, handwriting, comprehension and other things. Sample worksheets available free. Or make your own worksheets ...more>>

  21. Word Problems for Kids - St. Francis Xavier University; Canada's SchoolNet
    Word problems by level for students in grades 5-12, which can help improve problem-solving skills. A hints link is available for difficult problems. Complete solutions are available upon request to teachers with e-mail addresses. From students, principals, ...more>>

  22. Word Problems III - Energy Conservation Enhancement Project
    Perimeter, area, and volume measurements; shading the exterior of a home. Math objectives: 1. Use correct formulas to compute geometric measurements. 2. Complete a variety of word problems involving three geometrical functions: area, volume, perimeter. ...more>>

  23. Word Problems - Jim Loy
    Translating word problems into equations, using algebra, then solving the equation(s) and checking your work. ...more>>

  24. Word Problems Solved by S.M.S. (Solutions Made Simple) - Raymond Davie and Helaine Rabney; Yale-New Haven Teachers Institute
    A curriculum unit that stresses organized thinking for solving word problems: Knowing the Problem; Making a Plan; Solving Your Problem; Testing Your Solution, with bibliographies for students and teachers. Recommended for 9th through 12th grade Consumer ...more>>

  25. Word problems that lead to simple linear equations. - Interactive Mathematics Miscellany and Puzzles, Alexander Bogomolny
    An introduction to the mathematical representation of word problems, with a simple interactive exploration of linear equations. ...more>>

  26. Worksheet Creators - Dan Perkins
    Flash-based Worksheet Creators built to easily and quickly generate diverse worksheets for addition, subtraction, multiplication, and division. Shareware. ...more>>

  27. Worksheet Factory - Worksheet Factory
    Free math worksheets and flash cards that can be generated and printed from home. ...more>>

  28. Worksheet Genius - Simon Currigan
    A free website full of printable worksheets, puzzles, and activities that can be differentiated and randomized at the touch of a button. Designed for those working with children at primary or elementary school. ...more>>

  29. Worksheet Library - Worksheet Library
    Standards-based worksheets. Five hundred available free for trial purposes, across all subject areas. Membership required for access to other worksheets. All in PDF format, with answer keys. ...more>>

  30. Worksheets - RHL School
    Worksheets for teaching and reinforcement, with answer keys where appropriate, for: English Basics, Mathematics Computation, Mathematics Problem Solving (most appropriate for 4th and 5th grades), Reading Comprehension, and Reference Skills, plus a section ...more>>

  31. Worksheet Works - WorksheetWorks.com
    This site generates high quality PDFs of worksheets with the flick of a few checkboxes. Just specify level of difficulty, range of numbers, font size, or other parameters. ...more>>

  32. World Math Day - 3P Learning
    The World Math Day website provides five- to eighteen-year olds with mental arithmetic questions to solve in competition with other math students from around the globe. Recent World Math Days, which take place in early March, have attracted participation ...more>>

  33. World of Teaching
    Free Microsoft PowerPoint and whiteboard presentations for teachers. In particular, browse or contribute to the maths downloads. Formerly teacherpowerpoints.com. ...more>>

  34. World of Words, Numbers, and Notes - Mike Keith
    Mostly original diversions in the areas of mathematics, word play, and music, including a Cadaeic Cadenza, a long pi mnemonic. Also, Ailihphilia (literature and word play) and Scitamatics (mathematical diversions): the recreational study of words, numbers ...more>>

  35. World Population and Four Dice (Math Chat) - Frank Morgan; Christian Science Monitor
    Answers to the old challenge (Estimate what fraction of the people who have ever lived on Earth are alive on Earth today.) plus a new challenge and an additional problem and answer (courtesy S. H. Logue: Ann learned that her old dot-matrix printer can ...more>>

  36. World Wide Mathematics Tutor - ThinkQuest 1996
    Fractions, with a bit about decimals: vocabulary, problems and solutions; adding and subtracting fractions and mixed numbers. ...more>>

  37. Would You Rather? - John Stevens
    Choose between the two apparently equivalent choices — and justify your selection with reasoning: "Would you rather ... run the circumference of the circle OR perimeter of the rectangle? be given 100 grams of new nickels OR 220 grams of new dimes? ...more>>

  38. Writing Assignments in Calculus - Tommy Ratliff; Dept. of Mathematics & Statistics, Wheaton College, Norton, MA
    Imaginative paper proposals for Single-Variable and Multivariable Calculus courses cover subjects from "Confusion in Beverly Hills" (geometry, trigonometry) to "The X-Files Makes Me So Angry" (optimization of a function of two variables) - and many more. ...more>>

  39. Writing in Mathematics - Dr. Annalisa Crannell; Franklin & Marshall College
    Dr. Crannell's Guide to Writing in Mathematics, the checklist she uses, and writing assignments from her Pre-Calculus and Calculus I, II, and III classes. Contents include: Why Should You Have To Write Papers In A Math Class?; How is Mathematical Writing ...more>>

  40. www.MAZES.com - John Knoderer, The MazeMan
    Mazes in a variety of shapes and topics, with other mathematical puzzles as well. Mazes: Message, Shape, Pizza, Movie Madness, Hidden Picture Octomazes, Satellite (Circular) Mazes, Hexagonal, Mathematics Mazes. Puzzles: Magic and perfect squares, Number ...more>>

  41. www.onlineklas.nl - Paul Koning
    Flash games for practicing addition (sommenkampioen) or multiplication (tafelkampioen), with timers, high score tables, and memory components (tafels oefenen). Also, drill in identifying fractions, or converting between mixed numbers and improper fractions ...more>>

  42. XP Math - Tak L. Hui
    Features include free materials designed to excite learners in mathematics and technology, a free eBooks library, a collection of math sites, a database of mathematical careers, an interactive math games league and an active forum. ...more>>

  43. Y-Math Mathematical Models - Jan de Koning
    Models and building boxes for education include magnetically connectable "mathmaker" and "polylinks," and tetrahedron puzzles. Other polyhedral furniture and housewares include cube money-boxes of plywood, copper, and brass; dodecahedron bottle openers; ...more>>

  44. Yo Quiero Math - A Collection of Basic Math Tutorials - Lucila Rios
    Tutorials (online videos and practice problems) for adult school students seeking to increase their understanding of basic high school Algebra to enter community college or pass the GED or CAHSEE. ...more>>

  45. You Can Do The Rubik's Cube - Rubik's, Seven Towns Ltd.
    The You CAN Do the Rubik's Cube Solution Kit offers teachers lesson plans, homework sheets, and answer keys aligned to national standards as well as 19 state frameworks, anchors and 21st Century Skills. Lessons and activities support Geometry, Algebra ...more>>

  46. You Have Found The Prisoners' Dilemma (Serendip: Playground) - Bryn Mawr College
    Play a non-zero-sum game where the best strategy for a given player is often one that increases the payoff to one's partner as well. The rules: on each turn of the game, you and your opponent must choose, without knowing the other's choice; following ...more>>

  47. Young Investor - Columbia Management
    Information on investing and investments, along with games and puzzles related to investing. Sections for teachers, parents, and students in grades K-12. ...more>>

  48. YourTeacher - Classmate, L.L.C.
    Hundreds of online math lessons by a former high school math teacher. Search by course, keyword, or textbook. Freely sample some content; subscribe for full access, plus diagnostic pre-tests, tools to track progress and performance, and grade reports. ...more>>

  49. Zebragraph - Jonathan Choate
    Download Choate's conference speeches, lecture notes, and other resources such as his Exeter courses and talks. "Enriching the Traditional Geometry Curriculum Syllabus" features the Problem of Regiomontanus. Investigations include the tetrahedral geometry ...more>>

  50. Zimaths - University of Zimbabwe
    An electronic maths magazine with clever, amusing articles written to supplement the resources available to Zimbabwean students, most of whom do not have access to extra-syllabus information. Features include: How number plates and ISBNs work; Statistical ...more>>

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