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 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>> 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>> 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>> 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>> 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>> 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>> 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>> 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>> 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>> Something or other, whatever! - Christian Lawson-Perfect Links to "all my doings around the web" by an Aperiodical blog editor include three.onefouronefivenine.com, an infinitely scrolling vertical list of the decimal digits of π with occasional annotations; a free web-based system for building exams called ...more>> 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>> 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>> 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>> 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>> 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>> 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>> 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>> Southwest Educational Development Laboratory (SEDL) The regional education laboratory serving Arkansas, Louisiana, New Mexico, Oklahoma, and Texas. Conducts applied research and development, delivers training, and provides technical assistance to K-12 educators and decision makers. Topics: Improving Classroom ...more>> Sovel Pre-Algebra Class - Barry Sovel In mathematics, we can use the term 'rule', but in reality, there are no rules, only proofs; therefore, we must be able to demonstrate and prove each mathematical statement and expression before we can apply the tag 'rule' to it. Five such demonstrations ...more>> The Space Between the Numbers - Breedeen Murray Blog by a math teacher and writer "about how these two aspects are inextricably linked together in my own person, and maybe in yours, too." Posts, which date back to June, 2010, have included "Pink-Slip to Private School," "SBG, Hold the G," "A Different ...more>> SpaceBric Tetrahedral linking blocks and design software using that shape. Download trial versions of the software or get the fully-featured versions with a registration key. Blocks may be purchased on line as well. SpaceBric also offers school fundraising and ...more>> Space Day 2003 - Celebrating the Future of Flight Space Day 2003 honors the past 100 years of aviation and aerospace accomplishments. On May 1, 2003, teachers, students and space enthusiasts around the world can participate in Cyber Space Day, an interactive Webcast entirely devoted to science, space ...more>> Space Educators' Handbook - Jerry Woodfill, NASA Johnson Space Center For Mac or PC: programs that include more than 2000 files interactively linked for ease of learning about NASA, space science, space history, and space technology. Many well designed and extensively educational files are available from this Web site, ...more>> Space Figures and Basic Solids - Mark Motyka, Math League Multimedia Definitions and illustrations of "space figures" and information on cross-section, volume and surface area for the following: cube, cylinder, sphere, cone, pyramid, tetrahedron, and prism. ...more>> Space Math - Dr. Sten Odenwald NASA offers real-world problems about astronomy and space science, for students in grades 6-8 and 9-12. The problems are in PDF format, and searchable. They are often based on press releases and cover topics from black holes to space weather and the search ...more>> SpaceShape - Matt Storz SpaceShape is a Windows95 program that allows various 3D shapes to be created and then flattened so that a pattern can be printed to make a model of the 3D shape. Various 3D shapes are supplied with the program (octahedron, dodecahedron, icosahedron, ...more>> SpaceTime - Chris and Stephen DeSalvo SpaceTime develops mathematics software for personal digital assistants (PDAs) and other mobile devices such as Pocket PCs, Palm Pilots, and smartphones. Play JavaScript and Flash games in the arcade: ArithmeTick, Math Scramble, Math Mountain, Snake, ...more>> Spark! Learning Lab - Putnam Museum This permanent exhibit at Davenport's science museum features a gravity wall, Bernoulli blower, SMARTboard technologies, and other hands-on exhibits for exploring the science, technology, engineering and mathematics (STEM) of electrical circuits, construction ...more>> SPA Software A U.K.-based software company, makers of educational software in several subjects including mathematics. ...more>> Spatial Geometry - Nima Bigdely; NIMA Software Group 3D display software, designed to help students visualize spatial geometry. Shareware for Win95/98/ME/2000/NT/XP. Download available online. ...more>> Spatial Intelligence and Learning Center The Spatial Intelligence and Learning Center (SILC) researches spatial learning and develops educational programs and technologies. Every month, the SILC showcase highlights research by different members, who include cognitive scientists, psychologists, ...more>> Special Interest Groups: American Educational Research Association (AERA) - College of Education, Arizona State University Index and complete list of AERA SIGs, which provide a forum within AERA for the involvement of individuals drawn together by a common interest in a field of study, teaching, or research when the existing divisional structure may not directly facilitate ...more>> Specialized Learning Modules - Sherry Ellers; Educational Strategies A self-study correspondence program for special needs students in grades 6-8, with teaching help available via mail, phone, fax, or e-mail. Middle Level Learning Modules cover language arts, math, reading, science, social studies, and study skills. Modules ...more>> Speed Math Trainer - Jimmy Ruska Flash-based, very tiny file size, speed math program including a Google video tutorial. Watching the video tutorial is highly recommended as the program can be tricky to use. Free for redistribution and potentially useful for anyone wishing to increase ...more>> Sphere Formulas (Ask Dr. Math FAQ) - Math Forum Formulas for finding the surface area and volume of a sphere, sphere sector, spherical cap, and segment, zone, and lune of a sphere. ...more>> Spirograph - Anu Garg A Spirograph is formed by rolling a circle inside or outside of another circle. The pen is placed at any point on the rolling circle. This applet has changeable colors as well. ...more>> Spliddit - Procaccia, Ariel; Goldman, Jonathan Provably fair solutions to the everyday dilemmas of splitting rent, dividing goods, and sharing credit. Spliddit's algorithms account for individual rationality, efficiency, maximin share, proportionality, the highest feasibility level of fairness, impartiality, ...more>> Sport Science - ESPN Internet Ventures ESPN videos that "uncover sports' biggest myths and mysteries by using cutting-edge technology to measure momentum, friction and the laws of gravity." Also available from http://espnrise.com/sportscience. ...more>> Spreading Memes - Cut the Knot!, Alexander Bogomolny First of a series of interactive columns for MAA Online that use Java applets to simulate a puzzle or mathematical problem, one not stated directly since the applets are intended to be such that the right answer to an as yet unstated problem should be ...more>> Spreadsheet Basics - Jan Garner Finding your way around spreadsheets; entering data; graphing with spreadsheets. ...more>> Spreadsheet Math - Sustainablearning, Inc. Spreadsheets as laboratories where students can "become a scientist who poses a question, builds a model, collects data, and asks 'What if ...?'" Freely downloadable Excel files that emphasize student choice, challenge, and creativity range from place ...more>> SpreadsheetZONE - Pagos, Inc. This repository of Microsoft Excel spreadsheet templates contains a category of math learning tools that covers topics such as base system conversion, exponential functions, logarithmic functions, Cartesian coordinates, derivatives, goodness of fit, polar ...more>> Springing a Physical Surprise - Ivars Peterson (MathTrek) Consider a weight hanging from a spring, which in turn is suspended by a piece of string from an identical spring attached to the ceiling. Cutting the connecting string would send the weight and the lower spring plummeting to the floor. Now add two "safety" ...more>> Spy Guys: Online Elementary Mathematics Resource -- Mathematics 6 - LearnAlberta.ca This Flash 5 site includes lessons (Decimals; Improper Fractions and Mixed Numbers; Ratio; Percent; Solving Problems with Decimals; Understanding Integers; Factors, Multiples, and Prime Factorization; Summarizing and Extending Patterns; Rounding Numbers; ...more>> Square/Cube Roots without a Calculator - Math Forum, Ask Dr. Math FAQ How do you find the square root of a number by hand? How about cube roots? ...more>> Square Root Calculator - Chris Misenheimer This interactive square root calculator calculates the square root of positive, negative, imaginary, and complex numbers, rounded to seven decimal places. Short articles include "Square roots and area," "Square roots without a calculator," and "What does ...more>> Square Root Calculator - Mimi Stern Free JavaScript and apps calculators of square and cube roots of positive integers. ...more>> Square Roots without a Calculator - Math Forum, Ask Dr. Math Common Question A selection of answers to questions about square roots without a calculator, from the divide-and-average technique to Newton's method to the continued fraction algorithm (CFA). ...more>> Squares in a Checkerboard - Math Forum, Ask Dr. Math Common Question A selection of answers to questions about how many squares or rectangles there are in a checkerboard or in an NxN square. ...more>> Square Wheel (MatheMUSEments!) - Ivars Peterson (Math Muse for Kids) A square wheel may be the ultimate flat tire. There's no way it can roll over a flat, smooth road without jolting the rider again and again. Stan Wagon, a mathematician at Macalester College in St. Paul, Minnesota, has a bicycle with square wheels. It's ...more>>
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