- HyperGami and JavaGami - Ann & Mike Eisenberg; Inst. of Cognitive Science, Univ. of Colorado, Boulder
HyperGami and JavaGami are software environments for designing and building paper sculpture. Choose from a number of starting polyhedra, which appear in a 3D window alongside a corresponding "folding net" in a 2D window. Employ both built-in features
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- Hypergami (Geometry Forum Summer Institute) - Michael Eisenberg, Ann Nishioka
A program for the creation of paper sculptures of various types - particularly polyhedral models and the larger, multipart sculptures that can be created from polyhedra. Description of a Geometry Forum Institute program (summer 1995).
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- Hypermedia Textbook for Grades 6-12 (MathMol) - NYU/ACF Scientific Visualization Laboratory
Designed for middle school students, but also useful for students of high school chemistry. Introductory concepts: mass, weight, volume, density, scientific notation, our 3-dimensional world, VRML, geometry quiz, the geometry of 2 and 3 dimensions, and
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- IAE-Pedia - Information Age Education (IAE); The Science Factory
IAE, founded by Dave Moursund, is a non-profit organization that provides free materials for preservice and inservice teachers. It focuses on improving education at all levels and throughout the world. The IAE-Pedia is a wiki page about its educational
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- ICME-10 Denmark
The 10th International Congress on Mathematical Education will be held in Copenhagen, Denmark, July 4-11, 2004. The aim is to show what is happening in mathematics education worldwide, in terms of research as well as teaching practices; exchange information
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- IcoachMath
A platform for elementary and middle school math students to practice and improve their skills. The site has content for 300+ lessons in basic and advanced topics in math. Create worksheets with number, word problems and multiple choice questions; track
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- iCoachMath.com - HighPoints Learning, Inc.
iCoachMath.com coaches students online; and provides teachers with student performance reports, customized test papers, and math resources such as lesson plans aligned to state and national standards. The site freely offers an illustrated dictionary of
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- ICTMT - 3: Technology in Mathematics Teaching - University of Koblenz
The Third International Conference on Technology in Mathematics Teaching. Abstracts and papers in English and German; workshops; posters. Sample subjects: Math with calculators in elementary schools; Using the TI 92 in an introductory number theory course;
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- Idea Math
Programs for students in grades 6 through 12 who want "to advance their problem solving skills, both to expand their mathematical horizons, and to maximize their performance in math competitions." Idea Math offers weekends classes (at Lexington High School,
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- Ideas, Concepts, and Definitions (MegaMath) - Nancy Casey; Los Alamos National Laboratory
A glossary and reference page to help students learn more about mathematics and find out what some of the special words mean. Topics: Doing What Mathematicians Do; Truth and Proof; Mathematical Objects and Their Properties; Modeling and Abstraction; Algorithms;
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- IDEAS: Interactive Dialogue with Educators from Across the State - TEACH Wisconsin Collaboration Committee, Univ. of Wisconsin
As a portal site, IDEAS provides a starting point for searching for educational materials. Although the resources have been aligned to the Wisconsin State Academic Standards, teachers in other states might find their organized list useful. Search lesson
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- Identical Calendars for 2000 (Math Chat) - Frank Morgan, MAA Online
For programming into the VCR on January 1st for correct day and date, what years in the 1900s have the same calendar as the year 2000? An identical calendar must, like 2000, be a leap year starting on a Saturday. Leap years occur every four years, and
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- Identification of Equivalent Fractions (SMILE) - Bette B. Jarrow, Gaudy School
A modified rummy card game designed to teach students the meaning of a fraction; to identify the fractional representation for "one whole"; and to recognize the renamed fraction after it has been increased or reduced. From the Arithmetic section of a
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- iFD Bundle - iFD Software Consult
Five mathematical products for Pocket PC and Windows in one software package: iFD Geometry, iFD Graph, iFD Calc, iFD Formula, and iFD unit converter. All products available separately as well, in addition to other software applications.
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- I Feel the Need for Speed - Jeff Amerson
A rollercoaster lesson. Students learn to calculate the speed, velocity, acceleration, and inertia of a moving object and distinguish between distance and displacement. They also calculate the acceleration rates of the nation's fastest roller coasters.
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- iFigure
Links to online calculators and worksheets that provide information to help in planning, solving and making decisions for problems and tasks such as buying a home, investing money, figuring business profits, making statistical comparisons, or calculating
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- If You Build It, Will They Come? Participant Involvement in Digital Libraries - Giersch, Klotz, McMartin, Muramatsu, Renninger, Shumar, and Weimar
A paper concerning a workshop involving representatives from several digital libraries with user participation. The workshop explored the ways users participate in digital libraries, and methods of studying these participants' interactions.
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- iKodeko - iKodeko Software, Inc.
Free online math quizzes cover least common multiple (LCM), Roman numerals conversion, number to words, and algebra word problems. Review performance, and participate in discussions around individual test items. Download the iKodeko Worksheet Maker freeware
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- Illuminations - National Council of Teachers of Mathematics (NCTM)
Interactive resources for students and teachers based on NCTM's Principles and Standards for School Mathematics. The site is divided by grade band (Pre-K-2, 3-5, 6-8, 9-12, and a cross-band section). Each band contains the following topics: i-Math Investigations--interactive
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- The Illustrative Mathematics Project
Providing guidance to states, assessment consortia, testing companies, and curriculum developers by illustrating the range and types of mathematical work that students will experience with the Common Core State Standards, and by publishing other tools
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- I Love Calculus - Cynthia Lanius
"It's hot and it's fun and it's a challenge." A list of good beginning Web links for calculus.
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- ILoveMath.org - Shelli Temple
ILoveMath.org is a comprehensive site for middle and high school math teachers full of "ready-to-use" lesson plans, worksheets, activities, and more. The site also features an active message board for math teachers to collaborate.
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- Images and Mathematics (Mathematics Archives) - University of Tennessee, Knoxville (UTK)
A large collection of images based on or related to mathematical principles, many purely mathematical abstractions, such as fractals; others of natural objects whose shape is explained by equations and mathematical models (for example, a drum vibrating).
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- Images Created by Man & Chaos - Alan Beck
Some personal observations on fractal art and artists. "...the fractal artist does not create but explores, does not manufacture but discovers. Instead of being repelled by computers, such adventurers revel in them, as European mariners of old rejoiced
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- Images of Mathematicians on Postage Stamps - Jeff Miller, Gulf High School, New Port Richey, FL
An alphabetical list of mathematicians whose images appear on postage stamps (Abel, Archimedes, Cauchy, Descartes, Euler, Galois, Gauss, Kovalevskaya, Laplace, Leibniz, Newton, Pascal, Poincaré, Ramanujan, and more), with countries, dates of issuance,
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- IMAGINARY - Mathematisches Forschungsinstitut Oberwolfach
A platform for open and interactive mathematics. Explore events, exhibitions, programs, galleries, hands-on, and films -- and share your own activities, projects, and discussions. Started as a maths and arts exhibition for the German Year of Mathematics
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- Imaginary Numbers - Jim Loy
A brief essay on imaginary numbers. An imaginary number is a real number times the positive square root of -1. The positive square root of -1 is usually called i. It is not an integer, it is not real. It is the answer to the question, "What number squared
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- Imaginary Numbers - Math Forum, Ask Dr. Math FAQ
What is an imaginary number? What is i?
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- Imagine the Universe - High-Energy Astrophysics Learning Center
A site, primarily but not exclusively for ages 14 and up, dedicated to a discussion about our universe: what we know about it, how it is evolving, the kinds of objects and phenomena it contains, how scientists know what they know, what mysteries remain,
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- Imaging Raytracer - Paul Flavin
A raytracing applet with which you can generate the six quadric surfaces - sphere (ellipsoid), cone, hyperboloid of one and two surfaces, paraboloid, hyperboloic paraboloid - and the cylinder.
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- Imaging the Imagined - Paul Flavin
Modeling with Math and a Keyboard: the art and science of modeling; the math, theory and practice of rendering, imaging, and animation. An introduction to raytracing and the Quadric surfaces; Platonic Solids and Polyhedra; 'Tensegrity' (tension) structures;
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- Imagiware
A commercial site that including several games. A Java triangle puzzle; Web Puzzler lets you unscramble an image; MasterWeb is like the board game MasterMind; "Nowwwhere" is a Web-accessible virtual world; and there is a version of Mancala, too.
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- iMath
A free math-enhanced Web browser/editor supported by a net service to enable
the sending, receiving, storing, publishing, and discussion of pages with
math notation.
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- I-MATH - Cathleen V. Sanders
A professional development course for teachers designed to help them integrate technology and the NCTM Standards into their teaching. Although this course is only available for credit to Hawaii teachers, teachers from other states may participate in the
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- iMath Learning - Active Maths, Inc.
Mathematical activities for kids aged 7 to 16. For individuals, small groups or with the whole class using a projector or interactive smartboard.
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- The Impact of the Math Forum's Problem(s) of the Week on Students' Mathematical Thinking - K. Ann Renninger, Laura Farra, and Claire Feldman-Riordan
Article in PDF format. Presented at the International Conference of the Learning Sciences 2000.
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- Implementing Curriculum, Instruction and Assessment Standards in Mathematics (NCREL) - Cathy Cook; Pathways to School Improvement
From Critical issues in mathematics. National educational standards are being developed in nearly all subject areas. The National Council of Teachers of Mathematics has recently developed standards for mathematics; its Curriculum and Evaluation Standards
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- Implications Rules - Alan Selby
Implication Rules: two puzzles that show the difference between one- and two-way implication rules. Mastering the difference is a simple, first step, in rule and pattern-based thought, needed to precisely read rules, definitions and statements in all
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- Impossible Constructions - Math Forum, Ask Dr. Math FAQ
Problems from antiquity: trisecting an angle, squaring the circle, duplicating (or doubling) the cube.
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- IMPS - Education Development Center, Inc.
Illustrations that model implementation of the Common Core State Standards (CCSS) for Mathematical Practice (MPs) and connect them to the content standards. Centered on student dialogues, each of EDC's eight Implementing the Mathematical Practice Standards
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- Inclusion in Mathematics Education for Students with Disabilities
Presents facilitative strategies for math education for students with disabilities, especially AD/HD and learning disabilities. Most grade levels are appropriate for strategy applications.
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- Indian Math Online - Indian Math Online, LLC
A web-based learning system developed with principles of mathematics as practiced throughout the Indian education system, including starting early, testing frequently, practicing continuously, building steadily, and involving parents actively. IMO first
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- Indian numerals - MacTutor Math History Archives
Linked essay on the method of expressing every possible number using a set of ten symbols (each symbol having a place value and an absolute value), which emerged in India. With references and other related web sites.
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- The Indian Sulbasutras - MacTutor Math History Archives
Linked essay on the Sulbasutras, appendices to the Vedas that contain all that is known of Vedic mathematics, and give rules for constructing altars. (The Vedic people entered India about 1500 BC from the region that today is Iran. The word Vedic describes
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- Individual Differences and the United States Education System - Douglas Trelfa
An overview of ability grouping and tracking in the United States, from The Educational System in the United States: Case Study Findings, March 1999. A discussion of the diversity of beliefs found regarding the question of how to deal effectively and
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- Industry Initiatives for Science and Math Education
Industry Initiatives for Science and Math Education (IISME) seeks to transform teaching and learning through industry-education partnerships, such as its summer fellowship program. Founded in 1985 by a consortium of San Francisco Bay Area companies in
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- INDY 500 - Susan Boone
Students find the mean and median speed for the Indianapolis 500. Rates per lap are calculated, as well as the length of each lap. Students research information and collect data via the Internet.
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- Inequalities and Negative Numbers - Math Forum, Ask Dr. Math Common Question
A selection of answers to questions about inequalities and negative numbers, such as why to reverse or flip the inequality symbol when dividing or multiplying by a negative number.
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- Infinite Primes - Math Forum, Ask Dr. Math Common Question
A selection of answers to questions about whether there is an infinite number of primes, and the frequency of their distribution.
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- The Infinitude Of Primes - Jim Loy
A prime number (such as 2 or 3 or 5) is a natural number (positive whole number) which is only divisible by itself and one (and no other natural number). This short essay explains Euclid's proof that there are infinitely many prime numbers.
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