- 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
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- 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.
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- 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.
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- 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
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- 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;
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- 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
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- 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
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- 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
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- 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
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- 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
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- 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
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- 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,
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- 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.
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- 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
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- 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,
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- 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,
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- 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
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- SPA Software
A U.K.-based software company, makers of educational software in several subjects including mathematics.
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- 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.
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- 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,
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- 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
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- 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
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- Speed Arithmetic - Jim Loy
Faster ways of adding and multiplying from left to right.
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- 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
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- 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.
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- 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.
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- 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.
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- 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
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- Spreadsheet Basics - Jan Garner
Finding your way around spreadsheets; entering data; graphing with spreadsheets.
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- 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
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- 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"
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- 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;
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- 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?
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- 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
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- 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).
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- 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.
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- 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
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- Squaring the Circle - MacTutor Math History Archives
Linked essay covering the problem of squaring the circle in the form which we think of it today, which originated in Greek mathematics: given a circle, construct geometrically a square equal in area to the given circle. This article discusses the history
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- Srinivasa Ramanujan Aiyangar - S.Prasad
A short biography of Ramanujan, with links to related Web pages.
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- Stack Exchange
A "free, community-driven Q&A" for people studying math at any level, and professionals in related fields. Post to understand mathematical concepts and theorems, share hints on problems, talk about the history and development of math, solve mathematical
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- Standard Deviation, Part 1 - Barbara Christopher
Can the standard deviation pick the most consistent set of numbers? or Which city's temperatures vary the least, San Diego or San Francisco? An interactive project in which students use the Internet to find statistical data for the mean, standard deviation,
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- Standard Deviation, Part 2 - Barbara Christopher
Do cities closer to the ocean have more consistent temperatures? A followup to Standard Deviation, Part 1. Students use the Internet to gather temperature data from 3 cities; calculate the standard deviation and percentage error of the gathered temperatures;
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- Standards for School Science and Mathematics: Background, Purposes, Goals, Principles - Lynn Arthur Steen, St. Olaf College
A "sidebar" on background of the standards movement in science and mathematics
education prepared for the National Science Foundation's "Indicators" study for 1995. In 1994 Indicators of Science and Mathematics Education. Washington, DC: National Science
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- Stand-up Mathematician - Matt Parker
Parker uses funny presentations and hands-on activities to "make people more excited about maths." Watch videos of his comedy routines, including "Skills for bills," in which he introduces the notion of "standard meal units" for calculating each person's
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- Star Grades: The Best Tutor - Star Grades.com
Offers $20/hr online tutoring in multiple subjects, including SAT preparation. Package deals available.
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- StarLogo - Epistemology and Learning Group, MIT Media Lab
A programmable modeling environment for exploring the workings of decentralized systems. With StarLogo, you can model (and gain insights into) many real-life phenomena, such as bird flocks, traffic jams, ant colonies, and market economies. StarLogo is
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- Starter of the Day - John Tranter, Transum Software
There are 366 different Starters of The Day. They are activities designed
for KS3 pupils to work on at the beginning of their Maths Lesson. The
format lends itself to be projected from a data projector or used on an
interactive whiteboard. A starter
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- State of the Art Mathematics - Carole B. Lacampagne; U.S. Department of Education
Transforming Ideas for Teaching and Learning: a book that identifies ten ideas for transforming mathematics teaching and learning backed up by research or by promising practical experience. Includes the online document, references, and suggested reading.
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- States.org, the States Inventory Project
The mission of the States Inventory Project is to build a comprehensive resource of infrastructure, initiatives and strategies for networking education, government and the public in each of the fifty United States. Funded by the NSF, it is a joint effort
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- Statistics Canada - Ottawa, Ontario, Canada
Canada's national statistical agency, which is required to collect, compile, analyse, abstract and publish statistical information on virtually every aspect of the nation's society and economy. Programs are organized into three broad areas: demographic
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