The classic 15 puzzle updated for the 21st century -- New permutations and striking graphics with surprising symmetry properties.

Famous Curves Index Click on the name of a curve below to see its history and some of its associated curves. Astroid Bicorn Cardioid Cartesian Oval Cassinian Ovals Catenary Cayley's Sextic Circle Cissoid of Diocles Cochleoid Conchoid Conchoid of de Sluze Cycloid Devil's Curve Double Folium Durer's Shell Curves Eight Curve Ellipse Epicycloid Epitrochoid Equiangular Spiral Fermat's Spiral Folium ...

Puzzles and math brain teasers online, dynamic and interactive.

Life is good for only two things, discovering mathematics and teaching mathematics --Simeon Poisson Quick links: ---- Search --- Browse --- Download --- Random A Random Quotation: Russell, Bertrand (1872-1970) It can be shown that a mathematical web of some kind can be woven about any universe containing several objects. The fact that our universe lends itself to mathematical treatment is not a ...

The Mathematical Recreations Website ...

A primer on mathematics in the age of the computer

Mudd Math Fun Facts!! Get a random Fun Fact for your math classes, or just for fun.

Educational and recreational puzzles for teachers, students and parents. 1000 puzzles collected, including Geometry, Logic, Math, Misc, Weight and Moves categories. Every puzzle has an image, hint and solution. Be a member for puzzle solutions.

Designer of visual thinking puzzles for web and print July Newsletter: John Maeda Visit my store Notes from the Game Developers Conference New product: Strategy Games Copyright 2002 Scott Kim. All rights reserved. ...

The Math in the Movies Page A Guide to Major Motion Pictures with Scenes of Real Mathematics *** Totally delightful Excite Reviews and Movie Guide Hear an interview with Math in the Movies and some great sound clips of math scenes from National Public Radio. New! Letters to Math in the Movies and Mathematicians in the Movies Your letters on over 80 different movies with at least a little math ...

Free and interactive site to compare math & science achievement against students worldwide. ILN provides a voluntary, no-risk self-assessment with international benchmarks, and learning opportunities with hints and links to help you get smarter!

You want math help Financial calculators Weekly math contests Cool links You've arrived at the right place!

Life is good for only two things, discovering mathematics and teaching mathematics --Simeon Poisson Quick links: ---- Search --- Browse --- Download --- Random A Random Quotation: Aubrey, John (1626-1697) He was 40 years old before he looked on geometry; which happened accidentally. Being in a gentleman's library, Euclid's Elements lay open, and twas the 47 El. libri I . He read the ...

A magic chalkboard leads you to interactive math activities: 3D geometry, tessellations, symmetry, polygons, conversions, number stories, multiplication, estimation, probability, using money, real-life problems, a math art gallery of geometric designs, MicroWorlds projects, and more ...

Search Algebra Problems of the Week Alg POW || Search all of the Math Forum || Other Internet Math Searchers Find items containing (put spaces between keywords): Do you want to find items that have: At least one of your keywords, all, in any order, or that exact phrase Do you want to find items containing your keywords as complete words only, or as parts of other words as well Suggestion Box ...

Massachusetts Institute of Technology A. I. Laboratory Artificial Intelligence Memo No. 239 February 29, 1972 HAKMEM contents index M. Beeler R. W. Gosper R. Schroeppel Work reported herein was conducted at the Artificial Intelligence Laboratory, a Massachusetts Institute of Technology research program supported in part by the Advanced Research Projects Agency of the Department of Defense and ...

Recreational Mathematics Recreation is in the eye of the beholder, and not everything here was originally intended as recreational by its authors. Like many, I was inspired early on by Martin Gardner's Mathematical Games column, which included a mixture of puzzles, silliness, curious/useless math, and quite serious (but not overly technical) math. In that spirit, I list here some web resources ...

Converts normal numbers to roman digits, and vice versa ...

WELCOME TO G4G4! TO VIEW THIS SITE WITH OUT FRAMES, PLEASE CLICK HERE: WWW.G4G4.COM/G4G4.HTML ...

Mathematics Museum (Japan) Background music control You can enter exhibition rooms from the lobby here. Deformation of Catenoid to Helocoid Geometry of Wall Paper Patterns Kodawari House Materials Made by Numerical Expressions Math-Cut Studium Atsunan Live Math Soliton-Lab Art Gallery Sangaku --Japanese temple geometry problem The beauty of surfaces Related Museums in the World Wolfram Research ...

Pages in Mathematics, Mathematik seiten ...

Lecture notes on the mathematics of the Rubik's cube I've written some lecture notes for the Math 485 course Mathematics of the Rubik's cube. The latest latex version is nicer (better looking stylistically and has more material) and is now available on the web. For that, go to my books page. The older ascii version (below) can also be downloaded. They assume a high school mathematics background, ...

Playful Thoughts: Recreational Math.

Sir Roger Penrose Recreational Mathematics That's right - recreational math; the passion of Sir Roger Penrose who was recently knighted for his outstanding contributions to mathematics. Roger Penrose, a professor of mathematics at the University of Oxford in England, pursues an active interest in recreational math which he shared with his father. While most of his work pertains to relativity ...

Showed for the 141632nd time. Pocket Calculator Jan/1996 #A020128-3 Feb/1996 #A020128-3 Featured on Applets CD-ROM Presented in the book Java Web Magic Source code Download installation package (incl. source code): pocketcalc11.zip Orbin Web Technology Java applets Mikael Bonnier's home page ...

This header plots the critical line of the Riemann Zeta Function. A complete understanding wins a $1, 000, 000 prize. . . . Main Links Orders Post Next Page Next + 10 iamonds polyform page. octiamonds. Examples of Chinese Lanterns which are each covered by the set of hexiamonds. These are (from left to right) a gyroelongated hexagonal prism, a hexagonal prism, a hexagonal antiprism and another ...

Mathematical Problems, Problem Solving, Mathematical Competitions ...

This header plots the critical line of the Riemann Zeta Function. A complete understanding wins a $1, 000, 000 prize. . . . Main Links Orders Post Next Page Next + 10 Odds of a dimpled die, out of 10, 000 tosses, using a Markov Chain model This page contains a complete list of all possible Fair Dice. First off, objects which are ISOHEDRAL are fair. To be isohedral, each face must have the same ...

Challenging word problems, spanning basic math to differential equations.

Recreational Mathematics Topics Steven Dutch, Natural and Applied Sciences, University of Wisconsin - Green Bay Index: Symmetry, Crystals, Polyhedra and Tilings Power Page. Pythagorean triplets and other things about sums of powers. Gonzo Primes. Huge primes and factors of huge numbers. Number Oddities Geometry Classics Return to Professor Dutch's home page. Created 30 Dec 1996, Last Update 23 ...

An interdisciplinary course on mathematics in art and architecture.

APPLIED PROBABILITY TRUST Mathematical Spectrum Editor: D W Sharpe (University of Sheffield) Mathematical Spectrum is a magazine for students and teachers of mathematics in universities, colleges and schools worldwide. It may be read by anybody interested in mathematics as a recreation. Mathematical Spectrum publishes articles from all branches of mathematics, as well as regular features on ...

MAT 007 I News is a recreational mathematical newsletter edited by undergraduate mathematicians of the Department of Mathematics at the University of Toronto. 007 News is printed bioccasionally (twice annually) and is affiliated with the University of Toronto Student Chapter of the Mathematical Association of America. Some of the articles from 007 News have appeared in Math Horizons, the student ...

The Best Maths Lesson Plans, Time Tables, Math Quiz Word Problems Internet contest Free Elementary Symbols Glossary Worksheet Area Formulas Elementary Math Word Problems Homework Help Free Business Formulas ...

Maze Classification Mazes in general (and hence specific Maze creation algorithms) can be organized along six different classifications. These are: Dimension, Topology, Tessellation, Routing, Texture, and Focus. A Maze can take one item from each of the classes in any combination. Dimension: The dimension class is basically how many dimensions in space the Maze covers. Types are: 2D: Most Mazes, ...

The Little Math Puzzle has been a K-12 Internet activity since 1995 for grades 5-9. A no preparation no commitment project.

Some Alphametics Cryptarithms Puzzles ...

Game for students which teaches divisibility.

Unsolved mathematical problem about numbers in a rectangular grid. Requires Javascript.

Some philosophical background for my mathematical work - S. H. Cullinane.

Gardner Index ...

PROPERTIES OF DICE by Klaus . Mogensen Proper Dice Dice Roll Probabilities Proper Dice Gamers use all sorts of dice. Dice are usually some sort of regular polyhedra. Best known are the Pythagorean solids, the classical d4, d6, d8, d12, and d20, but other shapes are also used, primarily the d10. In addition to these, a d30 and a d100 are available in well-stocked game stores. Considerations of ...

Links to websites featuring mathematical games and puzzles.

Explore the colorful world built entirely using mathematical atoms and molecules. Pictures and animations demonstrate structures colliding and interacting.

This website is dedicated to a mathematical question: the thrackle problem which was posed by John Conway in the late sixties and has still not been solved. ...

Navigation Panel: Go backward to Interactive Activities and Games Go forward to Questions and Discussion Switch to text-only version (no graphics) Go to University of Toronto Mathematics Network Home Page Problems and Puzzles You can select any of the items below: International Mathematical Talent Search Problems Try your hand at these problems, and mail in your answers! Interesting Mathematical ...

Computing, Information Systems and Mathematics 87 Rodenhurst Road South Bank University London, SW4 8AF, England London, SE1 0AA, England Tel/fax: 0181-674 3676 Tel: 0171-815 7411 Fax: 0171-815 7499 E-mail: ZINGMAST@VAX.SBU.AC.UK LIST OF AVAILABLE MATERIAL by Prof. David Singmaster Last updated on 1 October 1996. Over the past 25 years I have compiled materials for teaching and for my own ...

These popular puzzles are called cryptarithms, alphametics, or cryptic arithmetic. Your job is to replace the letters by numbers so the sums work out correctly.

Methodology and formula for judging the pleasing beauty in a symmetrical design ...

Recreational Mathematics Back to Table of Contents Recreational Mathematics: Surveys * Averbach, Bonnie and Chein, Orin. Mathematics: Problem Solving through Recreational Mathematics New York, NY: W.H. Freeman, 1980. *** Ball, W.W. Rouse and Coxeter, H.S.M. Mathematical Recreations and Essays, Mineola, NY: Dover, 1987. Thirteenth Edition. * Beiler, Albert. Recreations in the Theory of Numbers ...

Kadon Enterprises, Inc., profile page of puzzle researcher Wade Philpott, part of Kadon's on-line catalog of original games and puzzles.

Geometric Packing Problems (10/19/2001) Prepared by: Joseph Malkevitch Mathematics and Computing Department York College (CUNY) Jamaica, NY 11451 Email: joeyc@cunyvm.cuny.edu (for additions, suggestions, and corrections) Given one shape X how and when can one pack identical copies of this shape into another shape Y Here the use of the word pack means that we are allowed to have the packing ...

A windows app that creates mathematically precise spirograph drawings; savable as images ...