Web Resources
Mathematical Functions, Formulas, Symbols
 Math Reference Tables
 Tables for algebra, geometry, trigonometry and many more.
 Mathematical Formulas and Tables
 Topics include Numbers, Algebra, Probability & Statistics, Calculus & Analysis, Math Symbols, Math Calculators, and Number Converters. From RapidTables.com.
 Mathematical Symbols
 A scholarly article on math symbols. Scroll down the screen to find "The Origin of Some Mathematical Symbols" in table form. Includes the meaning and name of the person who introduced it and the year it was introduced. From the Encyclopedia of Math.
 Mathematical Symbols
 Categories include: Basic Math Symbols, Geometry Symbols, Algebra Symbols, Probability and Statistics Symbols, Set Theory Symbols, Logic Symbols, Calculus and Analysis Symbols, Number Symbols, Greek Symbols, Roman Numerals. From RapidTables.com.
 Mathematical Tables and Formulas
 From S.O.S. Math.
 The Wolfram Functions Site
 Formulas and graphics about mathematical formulas. Contains over 300,000 formulas and features a "Function of the Day."
Mathematics (General) & Mathematicians
 BBC Skillswise: Maths
 "Practical, commonsense maths for adults. Choose a topic area." Topics include: Numbers, Calculations, Percentages, Fractions, Measuring, Shapes, Graphs. From BBC.
 Calculators
 Basic math, scientific, and more.
 FactMonster.com  Mathematics Topics

 Factors and Fractions
 Topics include: Factors, Prime Factors, Common Factors, Lowest Common Multiples, Mixed Numbers and Improper Fractions, Multiplying Fractions and Mixed Numbers, Reciprocal Fractions, Dividing Fractions, Reducing Fractions to Lowest Terms.
 Mathematicians and Statisticians
 Brief biographies of famous math persons throughout history.
 Numbers
 Topics include: Integers, Even and Odd Numbers, Rational and Irrational Numbers, Decimal Places, Prime Numbers, World's Largest Known Prime Number, Cardinal, Ordinal, and Nominal Numbers, Numerical Prefixes, Mean and Median, Rounding Numbers, More than a Million, The First Thousand Digits of Pi, Roman Numerals.
 Tables and Formulas
 Topics include: Addition Table, Multiplication Table, Terms Used in Equations, Order of Operations, Finding Area, Finding Volume, Finding Perimeter and Circumference, Triangles, Converting Fractions, Decimals, and Percents, Common Fractions with Decimal and Percent Equivalents, Common Repeating Decimals and Their Equivalent Fractions, Table of Squares and Square Roots, Finding Square Roots, Powers and Exponents, Scientific Notation, Factorials.
 HMC Mathematics Tutorials
 Reviews of topics including algebra, trigonometry, precalculus, calculus, and more. From Harvey Mudd College.
 Interactive Mathematics Puzzles
 Math Study Guides
 Sections/topics include: Prealgebra (Operations, Whole Numbers, Decimals, Fractions, Percents, Integers and Rationals, Powers, Exponents, and Roots, Measurements, Perimeter and Area, Variables), Geometry (Building Blocks, Polygons, Circles, Surfaces, Geometric Measurements, Special Triangles, Congruence, Theorems, Inductive / Deductive Reasoning, Logic Statements, Axioms, Postulates, Proofs), Algebra (Expressions, Equations, Inequalities, Absolute Values, Probability, Graphing Data/ Equations, Exponents, Scientific Notation, Polynomials, Quadratics), Binomial Expansion, Factoring, Matrices, Rational Expressions, Complex Numbers, Functions, Inequalities, Graphs, Polynomials), Trigonometry (Angles, Graphs, Trigonometric Equations / Functions / Identities, Oblique / Right Triangles), Precalculus (Complex Numbers, Conic Sections, Continuity, Limits, Parametric Equations, Polar Coordinates, Exponential / Logarithmic Functions, Sequences, Series), Calculus (Functions, Limits, Derivatives, Integrals, the Taylor Series, Polar Curves). From SparkNotes.com.
 Mathematics Illuminated
 An entire math course online, complete with illustrations, text, and downloadable course materials. The website is visually engaging, modern, and friendly in its approach to classical math concepts. Sections include: The Primes, Combinatorics Counts, How Big is Infinity?, Topology's Twists and Turns, Other Dimensions, The Beauty of Symmetry, Making Sense of Randomness, Geometries Beyond Euclid, Game Theory, Harmonious Math, Connecting with Networks, In Sync, The Concepts of Chaos. Adobe Reader is required to download and view PDF documents used in this course.
 A Maths Dictionary for Kids
 An illustrated, animated, and interactive dictionary of math terms. Browse terms alphabetically by clicking on the first letter of the term you want to look up.
 Online Mathematics Dictionary
 Glossary of terms. From MathProPress.
 Online Mathematics Library
 Online Mathmatics Library was compiled from math sites by staff at Empire State College. Links are to sites offering information on basic math skills through calculus.
 Practical Algebra Lessons
 Find lessons on introductory through advanced algebra topics. Also provides practical tips, hints, examples of common mistakes, and an extensive selection of word problems. Browse the listing or use the "search" box at the top of the page.
 Regents Exam Prep Center
 "The goal of this nonprofit site is to help high school students meet the New York State Regents requirements in English, Mathematics, Science, and Social Studies." Include Algebra, Geometry and Algebra 2/Trig. Provided by Oswego City School District.
 SOSMATH!!!
 Described as a "free resource for math review material from Algebra to Differential Equations."
 WebMath
 "Webmath is a mathhelp web site that generates answers to specific math questions and problems, as entered by a user, at any particular moment. The math answers are generated and displayed realtime, at the moment a web user types in their math problem and clicks 'solve.' In addition to the answers, Webmath also shows the student how to arrive at the answer." From Discovery Education.
 Wolfram MathWorld: The Web's Most Extensive Mathematics Resource
 MathWorld is a comprehensive and interactive mathematics encyclopedia intended for students, educators, math enthusiasts, and researchers.
Mathematical Images & Visualizations
 Hunting the Hidden Dimension
 "Mysteriously beautiful fractals are shaking up the world of mathematics and deepening our understanding of nature." Video and articles. Includes information on Benoit Mandelbrot as well as interactive "Design a Fractal" activities and a Mandelbrot Set explorer. From PBS NOVA.
 Mathematica Graphics Gallery of Mathematical Art Images
 "Mathematica has opened the door to a new kind of imagery that melds art and science. These are a few of the creations of Mathematica users around the world." From Wolfram Research.
 Mathematical Imagery
 "The connection between mathematics and art goes back thousands of years." Browse a number of galleries of mathematicallyinspired images. Presented by the American Mathematical Society (AMS).
 Visual Math Patterns
 An Introduction to the Fascinating Patterns of Visual Math." Includes images of fractals (fractal geometry), the Golden Ratio, and other mathematical patterns.
Mathematics  History
 Biographies of Mathematicians
 From the University of St Andrews, Scotland, School of Mathematics and Statistics.
 A Brief History of Mathematics
 "Professor Marcus du Sautoy argues that mathematics is the driving force behind modern science. Ten fifteen minute podcasts that reveal the personalities behind the calculations from Newton to the present day." From BBC Radio.
 The MacTutor History of Mathematics Archive
 Topics include: Algebra, Numbers and Number Theory, Geometry and Topology, Physics, Astronomy, Ancient mathematics (Arabic, Babylonian, Chinese, Egyptian, Greek, Indian, Mayan), American mathematics, and Mathematics in Scotland. From the University of St Andrews, Scotland, School of Mathematics and Statistics.
 A Mathematical Chronology
 A timeline of math history and mathematicians (30,000 B.C. to the present). From the University of St Andrews, Scotland, School of Mathematics and Statistics.
Mathematics News & Articles
 Math Digest
 "Summaries of Media Coverage of Math" from the American Mathematical Society (AMS).
 Mathematics News
 News regarding mathematical problems and solutions, research, challenges, mathematicians, and more. From PhysOrg.org.
 The New York Times: Mathematics
 News and articles about math and mathematicians.
Number Systems
 Binary, Decimal and Hexadecimal Numbers
 From MathIsFun.com.
 Counting Systems and Numerals
 From HistoryWorld.net.
 Number Systems
 Topics include: Quipu (Inca Counting System), Fractions of Ancient Egypt, Mayan Number System, Egyptian Number System, Greek Number System, Babylonian Number System, and Where Did Numbers Originate? From Wichita State University, Department of Mathematics and Statistics.
 Numerals in Many Different writing Systems
 A comparative table of numberical symbols from various languages. From Omniglot.com. See also this related article from Mental Floss: 12 Mind Blowing Number Systems From Other Languages.
 Roman Numerals
 From Wolfram MathWorld.