MATHEMATICS    Links on this page to general mathematics sites, to puzzle and competition sites, and to fun mathematics sites.    For sites on particular mathematics subjects, click the link to pages below.

Algebra          Geometry           Calculus & Precalculus
Trigonometry & Fractals            Statistics  

Mathematics newsgroup      news:sci.math.

OUR TOP SITES:

We hope you find our site to be extremely fun. You may discover that challenging your brain with our math games is more enjoyable than the video games you normally play.
http://hoodamath.com/

The Math Forum -   Information and links by subject and student levels,a comprehensive site of online resources, student center, parents and teachers areas, developed by Swarthmore and funded by the National Science Foundation.
http://forum.swarthmore.edu/

TUTORING, MESSAGE BOARDS, & BULLETIN BOARDS

Academic Assistance Access - a homework helper where you (and others) email questions and everyone receives back by email the answers to all questions asked.  You have to join the email list, which is free and fast, and designate the area in which you are joining, which includes high school subjects, including mathematics, and college subjects, including several math courses
http://www.tutoraid.org/faq/

Apocalyptic Horsemen of Calculus - High school Calculus BC students answer any question from Algebra through Calculus BC; they will do their best to answer correctly since their answers to your questions become part of their class grade
http://www.geocities.com/Athens/Oracle/2613/horsemen.html

Ask Dr. Math!
http://forum.swarthmore.edu/dr.math/dr-math.html

Quandaries and Queries - submit difficult math questions for answer or search their database for answers, part of Math Central
http://mathcentral.uregina.ca/QQ/index.html

LESSONS AND REFERENCES

Absurd Math -  a pre-algebra interactive web site with games, puzzles, and logic problems
http://www.hrmvideo.com/abmath/

Appetizers and Lessons for Math and Reason
http:\\whyslopes.com

Calculus & Mathematica
http://www-cm.math.uiuc.edu/

CRC Concise Encyclopedia of Mathematics (formerly Eric's Treasure Trove of Mathematics) - comprehensive alphabetical encyclopedia of math terms, equations, and derivations, with examples. The top of the homepage has an advertisement for the CD, so scroll down to the search engine.
http://www.treasure-troves.com/math/math.html

Crux Mathematicorum with Mathematical Mayhem - journal with mathematical problems, some issues are public, some by subscription, current issues are public
http://camel.math.ca/CMS/CRUX/

Dave’s Math Tables - links to tables in general math through calculus                     http://www.sisweb.com/math/tables.htm

Exercises in Math Readiness for University Study - introductory, moderate and advanced exercises in various math subjects. Pick the category and level you want.
http://math.usask.ca/readin/menu.html

Favorite Mathematical Constants
http://pauillac.inria.fr/algo/bsolve/constant/constant.html

Frequently Asked Questions in Mathematics
http://www.cs.unb.ca/~alopez-o/math-faq/math-faq.html

GirlTech - site intended to involve middle school and high school girls in mathematics and science, but its links to fun online math learning resources are valuable for boys as well.  Be sure to check out previous years' lessons, too. 
http://teachertech.rice.edu/Lessons

Glossary of Mathematical Mistakes
http://www.mathmistakes.com/

History of Mathematics Archive - biographies of 1000 mathematicians
http://www-groups.dcs.st-and.ac.uk/~history/

Houghton Mifflin Mathematics Center - designed for teachers and students (elementary through high school) with math projects and puzzles.  Has as ad for HM math software, of course.
http://www.hmco.com/hmco/school/math/indexlo.html

Interactive Math Online - a site prepared by high school students on various math subjects; although the content is lean, the presentation is understandable
http://tqd.advanced.org/2647/main.htm

Interactive Textbook - integrated course in chemistry, mathematics (precalculus level and above) and physics out of the University of Pennsylvania. Use of functions in science: linear, quadratic, exponentials, trigonometric; Derivatives: velocity, acceleration and growth; Differential equations: Newton's Laws, Rocket motion, chaotic systems; Forces and vectors. Numerous worked problems. 
http://dept.physics.upenn.edu/courses/gladney/mathphys/Contents.html

Internet Math Library - links to sites at all levels of math
http://forum.swarthmore.edu/library/

Math for Morons Like Us - lessons on various levels of math with quizzes, formula lists, and a message board for questions. The site is well-organized and easy to understand
http://library.advanced.org/20991/home.html

The Math Forum - Probably the top math site.  Information and links by subject and student levels,a comprehensive site of online resources, student center, parents and teachers areas, developed by Swarthmore and funded by the National Science Foundation. 
http://forum.swarthmore.edu/

Math Pages - links to 300 questions and answers and methods of calculation on math subjects, but this is not a resource for very basic information
http://www.seanet.com/~ksbrown/

Mathematical Journal Beiträge zur Algebra und Geometrie - research articles on algebra, geometry, algebraic geometry and related fields. Despite the name, most articles are in English. Most articles are at advanced levels, but some are more accessible.
http://www.emis.ams.org/journals/BAG/index.html

Mathematical Mayhem - online magazine by high school and college students, archives only now, as journal has merged with Crux (see entry above)
http://www.math.toronto.edu/mayhem/

Mathematics Archives - Numbers - what is so special about certain numbers - information and links 
http://archives.math.utk.edu/subjects/numbers.html

Maths Online - a site done by Austrian mathematicians (and sometimes they forget to translate a word from German into English) that is a great resource for explaining various mathematical expressions.  Use the Gallery to get to applets and definitions and click on the applet boxes to get examples
http://www.univie.ac.at/future.media/moe/

Mega-Mathematics! - algorithms, graphs, fun math projects
http://www.c3.lanl.gov/mega-math/

Most Common Errors in Undergraduate Mathematics - web page intended for college students, but useful for more advanced high school students, too.  An easy read.
http://math.vanderbilt.edu/~schectex/commerrs/

New York Times Learning Network - terrific site with lesson ideas for middle and high school students dealing with key issues in mathematics (and current world events), including links with each problem to relevant online resources
http://www.nytimes.com/learning/teachers/lessons/mathematics.html

Online Mathematics Dictionary  - currently under re-construction
http://www.mathpro.com/math/glossary/glossary.html

PopMathematics – links to pages on mathematics topics
http://archives.math.utk.edu/popmath.html

The Prime Page - web site about prime numbers
http://www.utm.edu/research/primes/

What Good Is Math?
http://www.urich.edu/~ed344/math/mathhome.html

World Wide Mathematics Tutor - fractions and decimals
http://tqd.advanced.org/2949/index.htm

QUIZZES, PROBLEMS, & PUZZLES

Absurd Math -  a pre-algebra interactive web site with games, puzzles, and logic problems
http://www.hrmvideo.com/abmath/

Math Mania – challenges students to solve math puzzles dealing with knots, graphs, sorting networks and finite state
http://csr.uvic.ca/~mmania/

Math Problems, Puzzles, Tips, and Tricks
http://www.forum.swarthmore.edu/k12/mathtips/index.html

Twenty-First Century Problem Solving - the solution to solving word problems across the curriculum (uses Algebra, Chemistry and Physics examples)
http://www2.hawaii.edu/suremath/home.shtml

CALCULATORS

Evaluating a Function - online graphing calculator function
http://www.hofstra.edu/~matscw/functions/func.html

QuickMath - online computer that solves many math problems instantly.
http://www.quickmath.com/

Regression Tool - at this site, calculate simple regression equations with this online tool; also access by link  multiple linear regression tool
http://www.hofstra.edu/~matscw/newgraph/regressionframes.html

WebMath - If you just want to check your answers, check the Webmath site.  The site gives you final answers (not explanations or steps) for most standard math problems.
http://www.webmath.com/

STUDY TIPS

LINKS

KidsWeb - Mathematics - links
http://www.kidsvista.com/Sciences/math.html

Knot a Braid of Links - weekly new link on mathematics
http://camel.math.ca/Recreation/kabol/knotlinks.html

SumFun - links to math sites, well-organized by categories but no descriptions
http://webhome.idirect.com/~sumfun/

Yahoo's History of Math Page - an excellent resource for students and teachers with links to biographies of mathematicians and to classical math problems
http://dir.yahoo.com/Science/Mathematics/History/