My Collection of Links
(Last Update:  14 July 2010)
  
Mathematics
Ask Dr. Math - mathematics advice from experts and professional volunteers thinking about your questions
Biographies of Mathematicians - from the Encyclopaedia Britannica
Calculus-Help.com - tutorials, links, problems, and more (courtesy of W. Michael Kelley)
Centre for Experimental and Constructive Mathematics - to explore and promote the interplay of conventional mathematics with
modern computation in the mathematical sciences
CoolMath.com - an amusement park of math designed for fun!
Cut The Knot: Mathematics Miscellany and Puzzles - for teachers, parents and students who seek engaging mathematics.
Many of the topics are accompanied by Java illustrations. There are more than 900 Java applets.
Devlin's Angle on MAA Online - a monthly column of interesting mathematics related articles by Keith Devlin
Duke Connected Curriculum Project - online materials for lab activities for undergraduate mathematics courses from precalculus
through linear algebra, differential equations, and engineering mathematics. Lang Moore and David Smith edit the site.
EMR: Exercises in Math Readiness for University Study - a collection of exercises on high school mathematics topics
that are essential for university study in mathematics, engineering, and other sciences
(courtesy of the University of Saskatchewan Department of Mathematics & Statistics)
English Names of Numbers - names of the first 10,000 non-negative powers of 10, etc.
EqWorld (The World of Mathematical Equations) - exact solutions (algebraic equations, ODE's, PDE's, integral equations, functional equations),
methods (ODE's, PDE's, integral equations, functional equations), integrals, special functions, integral transforms, forums, software, education,
humor, puzzles & games, and more! (courtesy of the Institute for Problems in Mechanics, Russian Academy of Sciences)
Eric Weisstein’s Math World - extensive math encyclopedia is the work of Eric Weisstein at Wolfram Research
Famous Curves Index - find your favorite curve!
FAQ's in Mathematics - some frequently asked questions in mathematics
Fibonacci Numbers and the Golden Section - courtesy of Dr. Ron Knott of the Mathematics Department of the University of Surrey (UK)
Free Mathematics Tutorials, Problems, and Worksheets - Free mathematics tutorials to help you explore and gain deep understanding of math topics.
The site includes several Java applets to investigate Graphs of Functions, Equations, and Algebra.
Functions Site, The - the world's largest collection of formulas and graphics about mathematical functions, over 87,000 formulas and
more than 11,000 visualizations (courtesy of Wolfram Research)
Fun Math Sites - for games, puzzles, problems, brain teasers, and more!  (courtesy of Mrs. Heal)
Graphing Calculator - online graphing from e-tutor.com
History of Mathematics - lectures on the history of mathematics by G. D. Allen of Texas A&M University Department of Mathematics
HMC Tutorials - tutorials for pre-calculus, singe and multi-variable calculus, differential equations and linear algebra
 How Many? - a dictionary of units of measurement, as well as other interesting number related info!
Hundred Greatest Theorems, The - courtesy of Nathan W. Kahl of Stevens Institute of Technology
IMO Compendium, The - dedicated to mathematical olympiads, particularly The International Mathematical Olympiad (IMO)
Interactive Real Analysis - interactive textbook for Real Analysis or Advanced Calculus in one-variable...deals with sequences, series,
continuity, differentiability, integrability (Riemann and Lebesgue), topology, power series, and more!
Interesting Mathematics by Rex H. Wu - Proof without Words, Articles, Books, Solutions (Pi Mu Epsilon Journal,
The College Mathematics Journal, Mathematics Magazine, Math Horizons)
International Mathematical Olympiad - official site: time-line, countries, results, search, problems, hall of fame, general info
Khan Academy - a not-for-profit organization with the mission of providing a high quality education to anyone, anywhere...1400+ videos on YouTube
covering everything from basic arithmetic and algebra to differential equations, physics,chemistry, biology and finance, recorded by Salman Khan.
Klein Bottles For Sale (inquire within!) - Need a zero-volume bottle?  Searching for a one-sided surface?
Want the ultimate in non-orientability?   Get an ACME KLEIN BOTTLE!!!
Library of Math, The - aims to help make mathematical knowledge more accessible, bringing challenging mathematics to the
public by providing free online math articles, tutorials, book listings, and math related products.
MAA Web Pages for Undergraduates - collection of links of particular use to undergraduate math majors (courtesy of the MAA)
MacTutor History of Mathematics - biographies, histories, glossary, quotations, chronologies, and more!!!
Manipula Math with Java - nearly 300 interactive Java applets to illustrate a variety of mathematical concepts.
Math Archives - extensive reference for teaching materials, descriptive annotations, resources on math topics of your choice, links
to university, college, and community college mathematics and math related departments, institutes, societies, and more!
(courtesy of the University of Tennessee at Knoxville)
MathCentre - quick reference guides, practice and revision materials, video tutorials, workbooks and online practice exercises
on many branches of mathematics (from the UK)
Math Department Web Pages - a list of home pages for math departments listed in the 1995 NRC rankings
Mathematical Atlas, The - a collection of short articles designed to provide an introduction to the areas of modern mathematics and
pointers to further information as well as answers to some common (or not!) questions.
Mathematical Applets - for basic math, beginning algebra, intermediate & college algebra, statistics, calculus, etc. (courtesy of Larry Green)
Mathematical Fiction - a database listing over 600 works of mathematical fiction
Mathematically Sane - promoting the rational reform of mathematics education
Mathematical Quotations - Mathematical Quotation Server (courtesy of Furman University Department of Mathematics)
Mathematical Sciences Digital Library - an online resource published by the MAA - for both teachers and students of mathematics
Mathematics Education and Training at the NSA - for college students and graduates (courtesy of the National Security Agency)
Mathematics Pages by Jeff Miller - Earliest Uses of Various Mathematical Symbols, Earliest Known Uses of Some Mathematical Terms,
Images of Mathematicians on Postage Stamps, Ambiguously Defined Mathematical Terms at the High School Level
Mathematics Societies & Institutions - an extensive list of professional math societies and institutions
Mathematics Specialties - Rankings of Mathematics Specialties at US Universities
Mathematics Tutorials and Problems - free mathematics tutorials to help you explore and gain deep understanding of math topics
Math Forum, The - one of the oldest online resources in mathematics with a particular emphasis on K-12 mathematics
Math in the Movies Page, The - a guide to major motion pictures with scenes of real mathematics (courtesy of Arnold G. Reinhold)
Math League, The - bringing challenging mathematics materials to students from 4th - 12th grades: contests, books, software, etc.
Math News - from Science News
Math Olympiad Resources - math contests from around the world (courtesy of MathLinks)
 Math on the Web - nice collection of links from the American Mathematical Society (AMS)
Math Open Directory - another collection of math related links
Mathsoft: Constants - essays devoted to constants from various subdisciplines of mathematics
Math Songs and Poems - lyrics and performances (in MP3 format) on a variety of topics (courtesy of Vicki Young of Tennessee)
Math Symbols,  GIF and PNG Images - a collection of nearly 1200 bit-mapped, 12-point, transparent images of mathematical
letters and symbols, suitable for display on a web-page.
MathWorld Headline News - Math News from Wolfram Research
Miscellaneous Mathematical Utilities - root-finding, maxima & minima, n-equations in n-unknowns, eigenvalues & eigenvectors,
numerical integration, data fitting, interpolation, and more (courtesy of AKiTi.ca)
MIT Open Courseware: Mathematics - free access to MIT's Open Courseware!!!
Mudd Math Fun Facts - some math fun from Harvey Mudd College Department of Mathematics (of The Claremont Colleges)
National Curve Bank - has a wide range of online mathematical resources, including an audio file of Tom Lehrer singing New Math Online Encyclopedia of Integer Sequences - investigate a sequence!
 Paul’s Online Math Notes - free online math notes and tutorials
Periodic Table of Mathematicians - some biographies in Periodic Table format
Pi and Fibonacci Numbers - surprisingly (or not!), there are several formulae that use Fibonacci numbers to compute Pi...
Pi Pages on the Internet - find out all you want to know (and don't want to know) about Pi (courtesy of The Joy of Pi, by David Blatner)
Pi-Search Page - search the digits of Pi
Prizes in Mathematics (granted by the IMU - International Mathematical Union) - Fields Medal, Rolf Nevanlinna Prize,
Carl Friedrich Gauss Prize (with links to the Abel Prize and Ramanujan Prize)
RecMath - Archive of Recreational Mathematics
 RPI Mathematical Sciences Course Materials & Resources - self explanatory...
S.O.S. Mathematics - a free resource for math review material from Algebra through Differential Equations (also has a nice links page!)
Sound of Mathematics, The - files of algorithmic music determined by mathematics and the musical preferences of a human (which human???)
Venny - an interactive tool for comparing lists using Venn Diagrams with support for up to 4 sets!
Virginia Tech Regional Mathematics Contest - sponsored each fall by the Mathematics Department at Virginia Tech.  More than 130 colleges
and universities throughout VA, DC, GA, IL, MD, NJ, OH, NC, PA, SC, TN, WV and other states are invited to participate each year.
What's Special About This Number? - interesting facts about selected integers from 0 to 9999
William Lowell Putnam Mathematics Competition Directory - The William Lowell Putnam Mathematics Competition is a North American
math contest for college students.  Each year on the first Saturday in December, over 2000 students spend 6 hours (in two sittings)
trying to solve 12 problems.
Physics
Constants, Units, and Uncertainty - from the National Institute of Standards and Technology (NIST)
Eric Weisstein’s Physics World - extensive physics encyclopedia is the work of Eric Weisstein at Wolfram Research
Fear of Physics - visual physics, physics dictionary, bad science section, homework help, ask a physics expert!
Insultingly Stupid Movie Physics - explains how movie-makers violate the laws of physics - movies are rated GP (Good Physics),
PGP (Pretty Good Physics), PGP13 (children under 13 might be fooled), etc. - they also do the math!
Links to Departments of Physics, Engineering, and Mathematics - extensive list for US colleges & universities, some non-US
PhysLink - PhysLink.com: a comprehensive physics and astronomy online education, research and reference web-site
(Great Site!  Check: Education, Reference, Directories, and Fun tabs!!)
Physics and Astronomy Departments Worldwide Directory - from PhysLink.com: a comprehensive physics and astronomy
online education, research and reference web-site
Physics Central -  learn how your world works!
Physics Fact Book - an encyclopedia of scientific essays
Physics Fundamentals - Fundamentals of Physics, Puzzling Physics, Physics Glossary, How to Solve Problems,
Physics Misconceptions, Humor, Papers
Physics of Racing - series of articles written by Brian Beckman, physicist, and amateur racer
Science
EquationSheet.com - commonly used equations in math & science, constants, SI units, symbols, & unit conversions (create your own sheets!)
Eric Weisstein’s Treasure Troves of Science - Astronomy, Biography, Books, Chemistry, Life Cellular Automaton, Mathematics,
Music, and Physics is the work of Eric Weisstein at Wolfram Research
FreeScience.info - provides over 1700 free scientific books in biology, chemistry, computer science, economy & finance,
engineering, mathematics, medicine, physics, etc.
Free Science Videos and Lectures - Animals, Astronomy, Biology, Chemistry, Genetics, Physics, Technology, Water Life, Weather
Internet Encyclopedia of Science - an on-line A-to-Z of science maintained by astronomer/author David Darling
Intuitor - How to succeed through creative learning (physics, mathematics, brain building - chess), and The Intuitor Store
M. C. Escher - the world of Maurits Cornelis Escher, the place for everything Escher (Gallery, Forum, Newsletter, Reading, Contest)
National Science Digital Library (NSDL) - the nation's online library for education and research in science, technology, engineering,
and mathematics (courtesy of the National Science Foundation - NSF)
Noggintwisters.com - math and science puzzles to make you think!
Optical Illusions - LOTS of cool illusions, check the first one and all the links at the end of the page (courtesy of Akiyoshi Kitaoka of Japan)
Optical Illusions & Visual Phenomena - with explanations (courtesy of Michael Bach from Germany)
Powers of Ten - travel across the universe, changing scale by just a few powers of ten dramatically alters your perspective!
Science Constants - over 600 constants used in the sciences, listed alphabetically, some have links for more information
(the site also has Equations, Conversions, SI Units, and Symbols)
Science Daily - your source for the latest research news.
Science Gems - great links to great science resources: more than 14,000 resources for students, parents, teachers, scientists,
engineers, and mathematicians - sorted by category, subcategory, and grade level (courtesy of Frank Potter)
Science News Sites - Links for science news (General Science, Physics, Astronomy and Space Science, Life Science, Health and Medicine,
Biotechnology, Neuroscience and Psychology, Mathematics, Computer and Technology, Nanotechnology, Earth and Environmental Science)
Science Toys - you can make at home with common household materials, often in only a few minutes, that demonstrate fascinating
scientific principles (including a couple for mathematics - check the Kaleidocycle!!!)
USMA - The U.S. Metric Association, a national non-profit organization founded in 1916, advocates U.S. conversion to the
International System of Units (SI), a.k.a. the Modern Metric System.
Engineering
Buckminster Fuller Virtual Institute - explore his inventions and visions of the future!
Engineering Calculators - Calculators, Applets, Spreadsheets, Courses, Manuals, Handbooks, Simulations, Animations,
Videos/Movies, etc. (courtesy of Jim Martindale's Reference Center)
Engineering Fundamentals - an online destination for the engineering community, where working professionals can quickly
find concise and reliable information to meet the majority of their daily reference needs
Engineering Tool Box - Resources, Tools and Basic Information for Engineering and Design of Technical Applications
How Stuff Works - for the curious...
Reference
212 Degrees (the movie) - Go the extra degree!!!
Academic Ranking of World Universities - published by the Institute of Higher Education, Shanghai Jiao Tong University, China
Acronym Finder - find out what any acronym, abbreviation, or initials stands for
BarcodesInc - Articles about barcodes as well as many other interesting topics in math, science, engineering, etc.
CIA's World Factbook - updated periodically throughout the year (courtesy of the Central Intelligence Agency)
Clock 1 - High-Tech/Low-Tech
Clock 2 - Interesting Clock
Colleges and Universities - links to more than 3000 colleges and universities worldwide
Colleges That Change Lives - discover colleges and universities that do not take the "beaten path"
DOAJ: Directory of Open Access Journals - this service covers free, full text, quality controlled scientific and scholarly journals
(includes over 3000 journals, about 1000 of which are searchable at the article level, and over 165000 articles)
ERIC (Education Resources Information Center) - an online digital library of education research and information. ERIC is sponsored by the
Institute of Education Sciences (IES) of the U.S. Department of Education. ERIC provides ready access to education literature to
support the use of educational research and information to improve practice in learning, teaching, educational decision-making, and research.
Eric Weisstein's World of Science - Biography, Physics, Astronomy, Chemistry, and Mathematics Encyclopedias
Fact Monster - from Information Please
Famous Quotes - very extensive list of quotations (searchable)
FOLDOC (Free On-Line Dictionary Of Computing) - supported by the Imperial College of Computing
I did not know that yesterday! - answers interesting questions
Internet Anagram Server - finds anagrams for you (courtesy of wordsmith.org)
IQ Comparison Site - various information: entrance criteria for high IQ societies, lists, data, etc.
Mind Tools - essential skills for an excellent career!
Oracle's ThinkQuest Library - provides innovative learning resources for students of all ages on a wide range of educational topics.
Featuring over 6500 websites, the library is created by students from around the world as part of the competition.
Portals to the World - links to electronic resources from around the world!!! (courtesy of The Library of Congress)
Refdesk.com - the single best source for facts!
Top Research Universities Faculty Scholarly Productivity Index - compiles overall institutional rankings of 375 universities
that offer the Ph.D. degree (courtesy of The Chronicle of Higher Education)
WikiHow - The How-to-Manual that you can edit.
Wikipedia - the free encyclopedia with over 9 million articles in 253 languages (over 2 million articles in English)
WorldCat.org - the world's largest network of library content and services, over 1 billion items in more than 10,000 libraries worldwide!
Humor
Cartoons of Clay Bennett - cartoons of the Pulitzer Prize winning Clay Bennett
Cockeyed.com - tough to describe, take a look...I discovered it via the How Much is Inside? section.
Good Clean Humor, Stories, and Illustrations - on a variety of topics
Happy Face Math - Cute! (thanks to Charlie Smith)
Jokes and Science - thanks to Jilian Rubin
Ph.D. Comics - Piled Higher and Deeper: life (or the lack thereof) in academia
Physics and Astronomy Fun - from PhysLink.com: a comprehensive physics and astronomy online education, research and reference web-site
Pi Day Greeting Cards - send an e-card to celebrate Pi Day!!!
Science Jokes I - mathematics, physics, chemistry, biology, etc.
Science Jokes II - a chance to learn a little science with a smile on your face
Science Jokes III - very extensive list!!!
Science Jokes IV - jokes and humor related to astronomy, biology, chemistry, geology, science in general, and much more!!
(actual test answers, scientific dictionary, songs, word play, ...)
This is True - reports on weird-but-true news items from legitimate newspapers from around the world (never tabloids)
"Truth is stranger than fiction, because fiction has to make sense."


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