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  All Sites - 1754 items found, showing 1401 to 1450

  1. Rose and Twinkleberry's Guide to Building Your Own Puzzles Using LEGO Building Blocks - Doug Walker
    Plans for making 32 classic puzzles using LEGO blocks. ...more>>

  2. Rosebush Math Line Puzzles - Math Forum
    Three puzzles: 1) plant 7 rosebushes so that they form 6 straight lines with 3 rosebushes in each line. 2) plant 10 rosebushes in 5 straight lines with 4 bushes in each line. 3) plant 19 rosebushes in 9 straight lines with 5 bushes in each line. Questions, ...more>>

  3. Rounding a Decimal - NASA Lewis Learning Technologies Project
    Round 12.5861 to the nearest hundredth. A detailed answer is provided. From NASA's 9th Grade Math Proficiency Test. ...more>>

  4. Rounding Seconds - NASA Lewis Learning Technologies Project
    Erv ran the 110 meter high hurdles in 13.27 seconds. His teammate, Willie, ran the same race in 12.91 seconds. Rounded to the nearest tenth of a second, how much faster was Willie's time? A detailed answer is provided. From NASA's 9th Grade Math Proficiency ...more>>

  5. Roxanne Eckenrode's Storefront - Lulu.com - Free Self-Publishing - Roxanne Eckenrode
    Self-published math worksheets. Several are free. They are downloadable and printable; correct answers will spell out a message or fill in a puzzle. ...more>>

  6. R. S. Schaeffer - Randy S. Schaeffer, Math & Computer Science, Kutztown University of Pennsylvania
    Schaeffer teaches a course called "Methods of Teaching Secondary Mathematics." Download the lessons created by his students that call on Geometer's Sketchpad, graphing calculators, and Microsoft Excel. Lesson topics address parallel lines, box and whisker ...more>>

  7. Rubik's Cube Information - Michael Reid
    All about Rubik's Cube - even a mailing list. Site contents include: the Nederlandse Kubus Club; Rubik's cube pages on the Web; Cube books; Sources of cube-like puzzles; the author's notes, including an optimal cube solver; other Cube solutions on the ...more>>

  8. Rubik's Cube Java Applet - Michael Schubart
    To twist the cube, press the mouse button over a cubelet face that belongs to the slice you want to move. Keeping the button pressed, drag the mouse in the desired direction; then release the button. Moving the whole cube is done in the same way - just ...more>>

  9. Rubik's Online - Rubik/Seven Towns
    The official online site for the Rubik's cube. Play with the cube and other Rubik's games and puzzles online; find information on where to buy Rubik's products; use the forum to exchange views, opinions, comments, suggestions and anecdotes related to ...more>>

  10. Rubix Corner - Duane Cash
    The site includes information regarding the Duane Cash Cube Collection now featured at Hessport's Rubikshop in their "collectibles" section. New puzzles include the Rubik's Triamese, Fusion, Fusion+, SpeedFusion, 5x3, and 4x3 Cubes, which give those interested ...more>>

  11. Rudi Mathematici - Rudy d'Alembert, Alice Riddle, and Piotr R. Silverbrahms
    Matematica, giochi matematici, problemi, indovinelli e farneticazioni. Soprattutto una rivista, RM contiene Il Compleanno, Problemi del Mese, Bungee Jumpers, Soluzioni e Note, Quick & Dirty, Pagina 46, Paraphernalia Mathematica, Allegati ed Eventuali, ...more>>

  12. Sadlier-Oxford - William H. Sadlier, Inc.
    From the publishers of the textbooks Progress in Mathematics and Math Alive at Home in Spanish, activities and vocabulary, a primary glossary, and an intermediate glossary. ...more>>

  13. SAM Learning - SAM Learning Ltd.
    U.K. exam revision (review) for A Levels (age 16-18), GCSEs (age 14-16) and SATs (KS3, age 11-14; KS2, age 7-11; KS1, age 5-7). Drag-and-drop exercises and online tests of math knowledge. ...more>>

  14. Sam Loyd Official Site - The Sam Loyd Company
    This site is dedicated to introducing Sam Loyd and his puzzles to a whole new generation. Loyd was a famous puzzle inventor in the 1800s, till his death in 1911. Puzzles with answers, descriptions of famous puzzles for sale, FAQs and other information. ...more>>

  15. SAMMO - Sinclair, Nathalie; Murphy, Pat; et al.
    Tools for exploring, creating, and doing mathematics. Sinclair's Java applets let middle school students explore appealing mathematical situations not normally included in school curricula while using fractions, ratios, decimal numbers, and other concepts ...more>>

  16. Sara Billey
    Sara Billey researches combinatorics, algebra, Lie theory, algebraic geometry and probability. Her papers on these topics may be downloaded in PostScript or gzipped PostScript format. The syllabi and problem sets for her undergraduate courses, i.e. ...more>>

  17. sarah-marie belcastro's home page - Sarah-Marie Belcastro
    From one of the authors of Making Mathematics with Needlework: "I seem to have become a topological graph theorist while I wasn't looking. I am also interested in convex and combinatorial geometry, algebraic geometry, topology, algebra, the geometry of ...more>>

  18. SAT Free Math Practice - Roland Mfondoum
    Download free SAT prep math worksheets, take auto-scoring quizzes online, and watch videos on algebra and functions, factorization, polynomial expression expansion, linear equations and inequalities, quadratic equation solving, numbers and operations, ...more>>

  19. SAT Math Pro - Colleen King
    Interactive video lessons, timed quizzes, and other instruction for SAT math preparation, categorized into assess, practice, and strategies. ...more>>

  20. SAT Prep Plan - Wendlink
    Free SAT study content including streaming video, a custom study plan creator, and many practice problems. ...more>>

  21. SATs Papers - Ian Skinner
    Almost a thousand free SATs past papers, Mental Maths audio listening tests, teacher's marking schemes and other SATs test papers, including Key Stage 1 (KS1), Key Stage 2 (KS2) and Key Stage 3 (KS3), Maths and Science SATs past papers; and more than ...more>>

  22. SAT Test Prep - Ivy West
    An online interactive SAT course, with animation, sound, live tutor help, and learning games. ...more>>

  23. Schools Online (SOL) - Pacific Internet Pte. Ltd.
    A Singapore-based searchable resource site dedicated to schools, educators, and students, its mission to provide schools with dedicated Internet access and services enabling schools to optimise the Internet for educational purposes. In addition to co-coordinating ...more>>

  24. Science, Math, and Technology Tutorial (SMATT) - ThinkQuest 1996
    Topics: Math History (biography of Descartes); Logic (how to construct logical arguments and put them into proofs); Math Tutorial (Basic Algebra with problems and solutions); Environmental Science (ozone in the atmosphere); Astronomy (implications of ...more>>

  25. Science News for Kids - Science Service
    Science articles written for kids, along with activities for kids to try on their own and ways for kids to comment, ask questions, or submit their own work through the site. Also includes: brain teasers and Java-based games; science fiction discussions ...more>>

  26. SCORE! Educational Centers
    An educational and entertaining site for parents and educators, with helpful articles on motivating and communicating with K-8 kids, questions and answers, hands-on activities, interactive message boards, and a store. ...more>>

  27. Scott Kim, Puzzle Master
    A puzzle and graphic design creator, Scott Kim offers links to his online puzzles, a gallery of inversions (or ambigrams, words or names written so they read in more than one way--some read upside down, some flip in a mirror, some read as two different ...more>>

  28. Second Grade (AAA Math) - John Banfill
    Interactive math exercises, lessons, and games covering basic arithmetic concepts and methods, for second grade. ...more>>

  29. The Secret Garden of Maths - Micky Bullock
    Blog by a secondary school maths teacher (Forest School, London, UK) that aims to provide "maths to the masses," with a preference for illustrations via GeoGebra. Bullock describes his "paranoia [as] rooted in the average person's contemptible indifference ...more>>

  30. Seedbed - Tom O'Brien, ed.
    Throughout the 1980s, Seedbed published articles on "the intellectual growth of children, and teachers' participation therein." Editor Tom O'Brien described the publication as a practical one, "where teachers are the principal authors and where teachers' ...more>>

  31. SEED - Math Puzzles - Schlumberger Excellence In Educational Development (SEED)
    Creative puzzles, with solutions, in number sense; arithmetic; probability; algebraic thinking; geometry, spatial reasoning and visualization; topology; logic; combinatorics; and more. Also available in Arabic, Russian, and Chinese. ...more>>

  32. Self-Reference and Apparent Self-Reference - Interactive Mathematics Miscellany and Puzzles, Alexander Bogomolny
    Various paradoxes, real and imagined, including verbal, logical, and mathematical examples, and links to: Blinking page with errors; Apparent paradox; Set of all subsets; An Impossible Page; Russell's paradox; and An Impossible Machine. ...more>>

  33. Series Simulator - Doug Ensley, Shippensburg University
    A program that allows you to use a random number generator to simulate a series with parameters specified by you. ...more>>

  34. The Set Game Company - Set Enterprises Inc.
    SetGame is a family game of visual perception. Take the Java tutorial; learn the math behind the game (create a 3x3 magic square with SET cards, learn why the largest possible "no set" contains 20 cards, explore set theory and set operations involved ...more>>

  35. Set Theoretic Analysis (Topology Atlas) - Krzysztof Chris Ciesielski, Editor
    An interactive encyclopedic reference for Set Theoretic Analysis, with most current research available immediately through the web- and ftp-capabilities of the Topology Atlas. Contents: What is Set Theoretic Analysis?; What's new; Surveys; Preprints; ...more>>

  36. Seussville - Random House, Inc.
    Download Dr. Seuss-illustrated PDFs that practice counting: Add with Cat, Count the Birds, Turtle Tower, Bartholomew's Hats, Terrific Tigers, Bofas, More Trees, and How Many? ...more>>

  37. Shack's Math Problems - Michael Shackleford
    Pages of math problems ranging from basic math to differential equations. Each problem comes with a difficulty rating from one to four stars, roughly a measure of how much time it took Shackleford to do the problem. Includes answers and, usually, solutions. ...more>>

  38. ShadowFax Cluster Rant - A. Jorge Garcia
    Garcia blogs about teaching math and computer science with technology (such as SmartBoards), learning math and computer science with technology, and the LinuxClusters super computer called ShadowFax. Posts, which date back to May, 2009, have included ...more>>

  39. Shai Simonson
    Shai Simonson is an associate professor of computer science and mathematics at Stonehill College. The site contains the article "How to Read Mathematics," which uses the probability of two people having the same birthday as an example. The site also ...more>>

  40. Shape and Space in Geometry (Teachers' Lab) - Annenberg Media
    This lab, based on the professional development series and workshops broadcast on the Annenberg/CPB Math and Science Project Channel, explores the properties of objects (angles, surfaces) and the consequences of how these objects are positioned (where ...more>>

  41. Share Six Cookies with Seven People - Don Cohen (The Mathman)
    Young children (ages 6-7) discover fractions by dividing cookies - 3 cookies with 2 people, 2 cookies with 3 people, etc.. A sample problem with answers from Chapter 2 of Don Cohen's worksheet book. ...more>>

  42. Shedding Light on the Subject: Function Models of Light Decay (i-Math Investigations) - Illuminations; National Council of Teachers of Mathematics (NCTM)
    An online, interactive, multimedia math investigation in which students develop and analyze exponential models for the behavior of light passing through water. Accompanying video clips show the i-Math in action in real classrooms. ...more>>

  43. Sheppard Software
    Software for SAT, GRE, math, and more, including: Algebra - One On One (covers 21 functions), License Plate Math (puzzles for ages 9 and up), Brain Builder - Math Edition (over 500 million puzzles), Math Function Mania (a multimedia game for grades 7-12 ...more>>

  44. Shortest Enclosures on Surface of Cube (Math Chat) - Frank Morgan, MAA Online
    The circle provides the least-perimeter way to enclose given area in the plane. What is the least-perimeter way to enclose given area in the surface of the unit cube? Answer: Al Zimmerman correctly finds that the best way to enclose small area is not ...more>>

  45. Show Me Your Math - Borden, Lisa Lunney; and Wagner, David
    Student projects and resources to support culturally responsive teaching from a program that invites Aboriginal Students in Atlantic Canada to explore the mathematics evident in their own community and indigenous practices. Nova Scotia youth who participate ...more>>

  46. Simplex Place - Moshe Sniedovich; Dept. of Mathematics & Statistics, Univ. of Melbourne
    An introductory discussion of the Simplex Method used in linear programming problems, with a JavaScript "Simplex Machine" for you to experiment or solve a problem with. Also check out the DP Virtual Studio for a variety of well-known dynamic programming ...more>>

  47. Simulating Probability Situations Using Box Models (i-Math Investigations) - Illuminations; National Council of Teachers of Mathematics (NCTM)
    An online, interactive, multimedia math investigation. Investigations that allow students to explore the relationship between theoretical and experimental probabilities are important in the study of probability and statistics. A "box model" can help students ...more>>

  48. Singapore Math - Yan Kow Cheong
    News and updates on Singapore Math from Cheong, a math coach, writer, editor, and life member of the Singapore Mathematical Society (SMS) and the Association of Mathematics Educators (AME) whose author credits include "Mathematical Quickies & Trickies." ...more>>

  49. singingbanana.com - James Grime
    YouTube videos, "lazy microblog," and social networking hub of Enigma Project Officer James Grime, who "hopes to explain to kids and general audiences why he love his maths so much, to challenge some of the public's misconceptions, and to explain why ...more>>

  50. Sites with Problems Administered by Others - Math Forum
    Problems of the week or month: a page of annotated links to weekly/monthly problem challenges and archives hosted at the Math Forum but administered by others, and to problems and archives elsewhere on the Web, color-coded for the level(s) of the problems ...more>>


 
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