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  All Sites - 4643 items found, showing 3901 to 3950

  1. Sloan Digital Sky Survey
    The astronomical surveys of the Sloan Digital Sky Survey (SDSS) have "obtained deep, multi-color images covering more than a quarter of the sky and created 3-dimensional maps containing more than 930,000 galaxies and more than 120,000 quasars." SDSS's ...more>>

  2. Slope, Slope-Intercept, Standard Form - Math Forum, Ask Dr. Math Common Question
    A selection of answers to questions about the slope of a line, and about the slope-intercept and standard forms of the equation of a line, such as "Why are the slopes of perpendicular lines negative reciprocals?" and "How would I draw the line y = (2/3)x ...more>>

  3. Small Group Interactions (Learning and Mathematics) - Susan Bobbitt Nolen; Math Forum
    In this 1991 article, "Small-group interactions as a source of learning opportunities in second-grade mathematics," Yackel, Cobb, and Wood, of Purdue University Calumet, Vanderbilt University, and Purdue University, respectively, describe an experiment ...more>>

  4. SMARTBoard Mini-Movies - Jamie Tubbs
    Enhance your SMARTBoard Notebook presentations with these mini-movies, which are simple Flash animations. Mini-movie topics include: Alphabet Geometry (angles, similar figures, symmetry, transformations, tessellations), Everything Geometry (geometry basics, ...more>>

  5. SmartBoardWiki - Tangient LLC and wiki participants
    SmartBoardWiki is a venue where teachers can read, discuss, and increase their experience with SmartBoard technology. Sections include: Hardware FAQs, PD Materials, SMART Use Checklist, Lesson Creation, Advanced Integration, Teacher Notebook Lessons, ...more>>

  6. SMART Catalog - Science and Math Advancement and Resources for Teachers (SMART)
    A searchable list of professional development and resource providers for mathematics, science, and technology, organized alphabetically or according to the California Math and Science Frameworks. Articles spotlight professional challenges and successes. ...more>>

  7. Smartkiddies Mathematics - Andy Hobeika
    Free interactive lessons, number challenge exercises, worksheets -- and visual reporting for instant feedback. To begin, select a year (one through seven, corresponding to Australia's curriculum), then a module, ranging from whole number to position & ...more>>

  8. SMART: Science and Mathematics Advancement and Resources for Teachers - Los Angeles Educational Partnership
    A program designed to help teachers in Los Angeles County (California, USA) develop their professional teaching skills and content knowledge. Links for Teachers, Students, Businesses and Institutions, Parents, and Community Members. Includes the SMART ...more>>

  9. SmartZoid
    SmartZoid provides online math evaluation and tutoring with a comprehensive free assessment for grades K-9. ...more>>

  10. Só Matemática - Só Matemática
    Material para ensino fundamental, médio e superior, além de provas online, biografias de matemáticos, trabalhos de alunos, um acervo de softwares matemáticos, artigos, jogos, curiosidades, histórias, fóruns de ...more>>

  11. SMILE Program Mathematics Index - Science and Mathematics Initiatives for Learning Enhancement
    Over 200 single-concept lesson plans in the following categories: Geometry and Measurement, Patterns and Logic, Probability and Statistics, Recreational and Creative Math, Practical and Applied Math, Arithmetic, Graphs and Visuals, Algebra and Trigonometry, ...more>>

  12. Smithsonian Institution
    An independent trust instrumentality of the United States holding some 140 million artifacts and specimens in its trust for "the increase and diffusion of knowledge," and a center for research dedicated to public education, national service, and scholarship ...more>>

  13. Smithsonian Institution Traveling Exhibition Service (SITES)
    "The Smithsonian in your state." Each year, millions of people in more than 250 venues beyond Washington, D.C. visit SITES exhibitions on view in local museums, libraries, science centers, historical societies, aquariums, community centers, and schools. ...more>>

  14. snark (Spanish Math Puzzles) - Universidad de Buenos Aires, Math Forum
    Contributions are only in Spanish. Una lista de correo electrónico dedicada a la matemática recreativa, los problemas de lógica recreativa, juegos de tablero y problemas sobre ellos, rompecabezas geométricos (poliominós, ...more>>

  15. Snow Activities - The Teel Family
    A site that includes snow science (how to study snow crystals) and snow art (cutting six-sided paper snowflakes and a "self-sticking" snowflake). ...more>>

  16. Snow Day Calculator - David Sukhin
    Enter a ZIP code and number of school days already canceled there due to inclement weather, and the Snow Day Calculator predicts the probability of an early dismissal or no school the following day. Sukhin originally developed his predictive calculator ...more>>

  17. Snowdays - Popular Front
    Make your own snowflakes online: point and click to cut anywhere around or inside the folded piece of virtual paper. Preview the unfolded results in real time; when ready, save your design to the searchable gallery, where you may view and download plans ...more>>

  18. Snowflakes and Stars - Ignacio Dayrit
    Graphic images of snowflakes with folding instructions to make from paper. ...more>>

  19. Snowflakes - Kenneth G. Libbrecht
    "Your online guide to snowflakes, snow crystals, and other ice phenomena." Snow activities include instructions for using everday objects and dry ice to make your own snowflakes; for using glue to make plastic snowflake replicas ("snowflake fossils") ...more>>

  20. Soap Bubbles - Ron Hipschman; The Exploratorium
    Why does a bubble form a sphere? Why not a cube, tetrahedron, or other geometrical figure? This site from San Francisco's Exploratorium provides information on the shape of bubbles and what happens when bubbles meet, with formulas for long-life bubble ...more>>

  21. Society of Young Mathematicians - SYMs
    A UK organization that motivates and encourages "all young people who enjoy mathematics." SYMS publishes articles, news, "things to do," calculator hints, book reviews, games, puzzles, and competitions in its newsletter, SymmetryPlus, and termly journal, ...more>>

  22. Sociological Foundations Supporting the Study of Cultural Diversity - Hugh Mehan, Univ. of California at San Diego
    In order to understand the barriers to educational equality faced by low-income cultural and linguistic minority youth, we need to understand the ways in which social class and ethnicity interact with language and culture. This paper examines various ...more>>

  23. Softmath - Neven Jurkovic
    Developers of Algebrator, an automated tutor based on Maxima CAS that provides step-by-step solutions to algebra, trigonometry, and statistics problems, and exports answers to MathML. Demo and purchase Algebrator; use Softmath's free online software to ...more>>

  24. Softronics Inc.: An Educational Software Company
    MMLogic: A MultiMedia Logic Design System (free fully functional trial version available); MSWLogo: A free Educational programming language that brings Windows and Logo together, now supporting 3-dimensional geometry. ...more>>

  25. Software - Bill White
    These Flash apps provide online practice deriving some unknown property of a figure given its other measures. Find the area of a trapezoid given its two base lengths and height; find one of its bases given its area and height; find its height given its ...more>>

  26. Software by Al Jarnow - ProtoZone Interactives
    Web-based interactive software excerpted from pattern exhibits at the Long Island Children's Museum, the National Museum of Science and Industry (London), and the Brooklyn Childrens's Museum. Introductions to art and math with many pattern-making ...more>>

  27. Software for mathematics education - Piet van Blokland
    Software for mathematical education that draws on David Tall's philosophy of teaching: use Graphic Calculus to visualize, explore, and conceptualize the graph of a linear function; analyze the data and simulations included with VUStat to learn statistics ...more>>

  28. The Solar System and Space Technology - Eddie B. Rose Jr. - Yale-New Haven Teachers Institute
    A unit that presents a modularized, individualized problem-solving scientific/mathematics packet that can be adapted for grades K-12. The contents focus on space exploration and its relation to science and mathematics. The curriculum is design to integrate ...more>>

  29. Solid Gold Gnarly Math
    A Windows-compatible CD-ROM for kids, homeschoolers, parents, and teachers, designed to teach algebra, geometry, numbers, trigonometry, topology, and probability. It contains games, magic tricks, and other fun things, along with a Math Lab where kids ...more>>

  30. Solve for n - NASA Lewis Learning Technologies Project
    Solve for n: 3/n = 7/12. A detailed answer is provided. From NASA's 9th Grade Math Proficiency Test. ...more>>

  31. Solve for y - NASA Lewis Learning Technologies Project
    Solve the following for y: 12y - 16 = 20y. A detailed answer is provided. From NASA's 9th Grade Math Proficiency Test. ...more>>

  32. Solve This! - ThinkQuest 2003
    Information about eight famous mathematicians, with interactive quizzes, static problems and games. ...more>>

  33. Solving Equations - Don Cohen (The Mathman)
    Make equations or open sentences true by guessing. Equations with X's on both sides; quadratic equations (11 ways to solve a quadratic equation); using balance pictures to solve equations. Sample problems with some answers from Chapter 8 of Don Cohen's ...more>>

  34. Solving-Math-Problems
    Type up your math questions for free help or see step-by-step instructions on solving problems that involve sets, equations, exponents, roots, or real numbers, such using the number line to compare two decimals or using direct comparison (equivalence) ...more>>

  35. Solving Math Word Problems - Hal Schneider
    A self-help tutor for grades 6-12, remedial math (all levels); and adults. Chapter titles: Elementary Math Rules; Working with "ONE"; Working with Fractions; The ' Word/Fraction' Technique; Elementary Algebra, Factoring & Ratios; Common Forms of Equations; ...more>>

  36. Solving Rubik's Cube - David Lee Winston Miller
    A "best-fast" Arity Prolog program and demonstration of an efficient heuristic search method to solve Rubik's Cube. Examine the cube's topography (its flat layout) and "submachines." Documentation includes "Understanding the problem," "Why this approach ...more>>

  37. Solving Simple Linear Equations - Math Forum, Ask Dr. Math Common Question
    A selection of answers to questions about solving simple linear equations by inspection, elimination, substitution, intersection, and graphing. ...more>>

  38. Solving the Rubik's Cube - Matthew Monroe
    Instructions, popularized by Minh Thai, the National Champion cube solver, for solving a 3x3x3 Rubik's Cube. Also, instructions for how to solve a cube when it has oriented pictures on each face. Directions for solving a 2x2x2 Rubik's mini cube, the professor ...more>>

  39. Solving Word Problems: Applications of Exponential and Logarithmic Functions (S.O.S. Mathematics) - Dept. of Mathematical Sciences, Univ. of Texas at El Paso
    To solve an exponential or logarithmic word problem, convert the narrative to an equation and solve the equation. Includes discussions of problems dealing with interest rates, mortgages, population, radioactive decay, and earthquakes. ...more>>

  40. Solving Word Problems (SMILE) - Barbara Trotter, O. A. Thorp Scholastic Academy
    A lesson for intermediate and upper grades designed to teach students several different techniques for solving word problems. From the Practical and Applied Math section of a collection of almost 200 single concept lessons by the Science and Mathematics ...more>>

  41. Some Golden Geometry - Rashomon (K. Wiedman)
    The Golden Mean is a ratio that is present in the growth patterns of many things - the spiral formed by a shell or the curve of a fern, for example. This page (also found at http://tony.ai/KW/goldengeom.html) gives instructions for constructing the Golden ...more>>

  42. Some Puzzles I've Solved - Sidney Cadot
    Notes and observations on the games Peg Solitaire, the Bedlam Cube, the Bart Salters Puzzle, a domino-like puzzle by Rubik. Also, a text list of solutions to the 24 Game. ...more>>

  43. Some Solid (Three-dimensional) Geometrical Facts about the Golden Section - Ron Knott
    Phi and three-dimensional geometry - Dice Shapes; Coordinates and other statistics of the 5 Platonic Solids; The Greeks and the platonic solids; Quasicrystals and Phi; Footnotes on Plato and Euclid, and on shapes for fair dice. ...more>>

  44. Some Thoughts on Measurement - Harold Brochmann
    All measurements inherently have limited precision; it isn't sensible to give credence to measurements if you are dealing with a piece of ordinary paper and an ordinary wooden or plastic ruler, no matter how careful the person measuring has been. This ...more>>

  45. Songs for Teaching - S. Ruth Harris, LLC
    Lyrics to music that teaches or reinforces math facts and concepts, including addition, subtraction, multiplication, division, algebra, and geometry. Some songs have links to sound files as well. ...more>>

  46. Soroban in Various Number Systems - Interactive Mathematics Miscellany and Puzzles, Alexander Bogomolny
    A Java simulation of Soroban--the Japanese analogue of the traditional abacus and the Chinese Suan Pan. This is the most economical tool of the three. ...more>>

  47. Sorting and Analyzing (SMILE) - Vickie Townsend, Crown Fine Arts Community Academy
    A K-12 lesson designed to teach students to sort, compare, and analyze through exploring, observing, and examining concrete objects, and to recognize a bar graph. From the Patterns and Logic section of a collection of almost 200 single concept lessons ...more>>

  48. The Source of UK Facts and Figures - Government Statistical Service, Office for National Statistics, UK
    The information you need to access UK statistics. Links to: The Campion Fellowship in Official Statistics; Population Trends 98 - reference and report tables; Quarterly Civil Service Staff in Post; UK in Figures 1999; Scottish Statistics Publications; ...more>>

  49. Source Panel Integrals / Java Matrix Solver - Marc Gerritsma, Jamie Grier
    The source panel integrals Javascript can be used to calculate the integrals and the matrix elements of the source panel method (see sec 3.17 of Fundamentals of Aerodynamics, 2nd edition, by J.D. Anderson, jr.). The Java matrix solver can be used to solve ...more>>

  50. Southeast Regional Climate Center - Water Resources Division, South Carolina Department of Natural Resources
    Home site for CIRRUS, the Climate Interactive Rapid Retrieval System, an educational medium that provides economically and environmentally important climatic information. The system gives students the opportunity to observe and analyze the weather on ...more>>


 
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