General Information Early Math Skills General Math Skills Consumer Math Fractions & Decimals Measurements Algebra Geometry Calculus Trigonometry Statistics & Probability Graphs Teaching Math Just for Fun

Murderous Math http://www.murderousmaths.co.uk/
This is based on a British book series for children. Look at the 'full contents' page (the first link) to see the various areas of the site - including some cool calculators a the bottom.

eCalc (Online Calculators) http://www.ecalc.com/ This has both a Basic and a Scientific calculator you can use online. They also have reviews of ‘real’ calculators and a free “Windows Vista Sidebar calculator gadget that includes a link to our advanced online calculator.”

Illuminations http://illuminations.nctm.org/ This site is by the National Council of Teachers of Mathematics (NCTM), which is the main professional organization for math education. It’s full of great interactive activities and lessons, information about standards, and web links.

Explore Math and Science with Gizmos [commercial; 30 day free trial] http://www.explorelearning.com/ They describe gizmos as “online simulations that power inquiry and understanding”

Math for All http://www.edc.org/CCT/MathforAll/
"Bank Street College of Education and EDC's Center for Children and Technology have collaborated to develop digital resources for preservice and in-service professional development to better prepare teachers for serving students with and without disabilities within a standards-based mathematics curriculum." They use video case studies.

Hot Math http://www.hotmath.com This free website has “tutorial solutions to the homework problems in many popular U.S. textbooks — algebra through calculus. Students select a textbook, page, and problem to begin a self-paced explanation for the solution.”

Learning Mathematics with Virtual Manipulatives http://www.cited.org/index.aspx?page_id=151 “Abstract concepts are essential to understanding and performing mathematics. Manipulatives represent concretely the abstract concepts and link these concepts to prior knowledge. Virtual manipulatives are basically digital “objects” that can be manipulated, usually with a computer mouse, much like the more familiar physical manipulatives.”

NumericalChameleon http://www.jonelo.de/java/nc/
“The NumericalChameleon is a free, open source, platform-independent and localized software to convert units. It converts numbers with a precision of up to 1000 significant figures. It supports more than 3200 units in 82 categories, including not only all important physical units of categories like length, area, volume, electricity, magnetism, force, power, energy, pressure, mass, temperature, velocity, acceleration, radioactivity and time, but also exchange rates, timezones, spoken numbers (literally and via audio*), roman numbers, 35 radixes, bits&bytes, screen resolutions, colorcodes, unicodes, international dial codes, calendar and holiday calculations, phonetic alphabets and more.”

Interactivate http://www.shodor.org/interactivate/guide/ This is a “set of free, online courseware for exploration in science and mathematics. It is comprised of activities, lessons, and discussions.” They have areas for learners and for instructors.

Tux, of Math Command http://sourceforge.net/projects/tuxmath This is a “math drill game starring Tux, the Linux Penguin. Lessons are included from simple number typing through addition, subtraction, multiplication, and division of positive and negative numbers. It is intended for kids 4-10.” The download is for Windows.

What is MathML? http://www.w3.org/Math/
”A product of the W3C Math working group, MathML is a low-level specification for describing mathematics as a basis for machine to machine communication. It provides a much needed foundation for the inclusion of mathematical expressions in Web pages.”

Kids Kount http://www.fi.uu.nl/rekenweb/en/welcome.xml “This is the English counterpart of the RekenWeb. …The goal of the Rekennet project (mathnet) is to support primary school teachers in their task to teach realistic mathematics.”

Room 108 Missing Numbers Worksheet Generator http://www.netrover.com/~kingskid/missing/main.htm “This worksheet generator does not use stored sheets but will make millions of different worksheets. It will take a range of numbers and leave spaces for students to fill in the missing numbers.” They also have handouts for tracing numbers and letters.

WisWeb http://www.fi.uu.nl/wisweb/en/ “WisWeb is Freudenthal Institute's website for secondary math education (students of 12 to 18 years old). The main focus of the site is applets; small computer programs that run over the internet.” Scroll down to Applets with Mathematics in Context for the applets.

HIP (History In your Pocket) http://www.usmint.gov/kids This site, by the US Mint, provides information and activities about money geared toward children. It's interesting and fun for adults, too!

GoldenNumber.Net http://goldennumber.net/ This site, which they also call The PhiSource.com, “exists to share information on the pervasive appearance of Phi, 1.618 ... , in life and the universe. Its goal is to present a broad sampling of phi related topics in an engaging and easy-to-understand format…”

Visual Fractions http://www.visualfractions.com/ Good, interactive site to learn about fractions. There are explanations about the concepts (under Investigate) and a few silly games, too.

The Math Dude http://www.montgomeryschoolsmd.org/departments/itv/MathDude/index.shtm “Watch The Math Dude, the award winning video series that helps middle and high school students improve their Algebra skills. Mike DeGraba is the Math Dude in these fast–paced programs aimed at helping students with Algebra I as they are also being taught in the classroom.”

Virtual Math Lab (West Texas A&M) http://www.wtamu.edu/academic/anns/mps/math/mathlab/ “If you need help in College Algebra, Intermediate Algebra, Beginning Algebra, or preparing for the math part of [some tests], you have come to the right place. Note that you do not have to be a student at WTAMU to use any of these online tutorials. They were created as a service to anyone who needs help in these areas of math.”

Brain Power Math http://www.brainpowermath.com/ This is the beta version of a tool you can download. The “teacher creates an algebra assignment using the authoring tool. Students then use the "student tool" (also free) to open and attempt the assignment.”

Statistics Every Writer Should Know http://nilesonline.com/stats/ “A simple guide to understanding basic statistics, for journalists and other writers who might not know math.”

Mean and Median http://illuminations.nctm.org/ActivityDetail.aspx?ID=160 “This applet allows the user to investigate the mean, median, and box-and-whisker plot for a set of data that they create. The data set may contain up to 15 integers, each with a value from 0 to 100.”

Random.org http://www.random.org/ This site has a variety of online random generators. There are some odd ones in addition to ones that really could be useful in your teaching or training. Some of these are listed below.

List Randomizer http://www.random.org/lists/ “Items can be numbers, names, email addresses, etc. A maximum of 10,000 items are allowed.”

Random String Generator http://www.random.org/strings/ Each string can be up to 20 characters long. You can mix numbers, uppercase and lowercase letters or not.

Coin Flipper http://www.random.org/coins/ Choose the number of coins and what type of coin. They have coins from all over the world!

Bar Grapher http://illuminations.nctm.org/ActivityDetail.aspx?ID=63 “Graph data sets in bar graphs. The color, thickness and scale of the graph are adjustable. You can input your own data, or you can use or alter pre-made data sets.”

Histogram Tool http://illuminations.nctm.org/ActivityDetail.aspx?ID=78 “This tool can be used to create a histogram for analyzing the distribution of a data set using data that you enter or using pre‑loaded data that you select.”

EZ Graph http://id.mind.net/~zona/ezGraph/ezGraph.html “Here is Zona Land's graphics calculator, EZ Graph. With it you should be able to graph almost any polynomial, rational, exponential, logarithmic, or trigonometric function.”

Number A Day Blog [Mathematical Association of America] http://maanumberaday.blogspot.com/ “Every working day, we post a number and offer a selection of that number’s properties.”

## Mathematics

General Information

Early Math Skills

General Math Skills

Consumer Math

Fractions & Decimals

Measurements

Algebra

Geometry

Calculus

Trigonometry

Statistics & Probability

Graphs

Teaching Math

Just for Fun

Also see information about

dyscalculia in Learning Disabilities

(Math)

How to Study Math http://tide.wikispaces.com/Math

MyScript Calculator __http://www.myscript.com/calculator/__ (Andoid and iOS) You can write your math problem and it will do the calculations for you.

## GENERAL INFORMATION

How to Memorize Numbers

http://www.wikihow.com/Memorize-Numbers

Murderous Math

http://www.murderousmaths.co.uk/

This is based on a British book series for children. Look at the 'full contents' page (the first link) to see the various areas of the site - including some cool calculators a the bottom.

eCalc (Online Calculators)

http://www.ecalc.com/

This has both a Basic and a Scientific calculator you can use online. They also have reviews of ‘real’ calculators and a free “Windows Vista Sidebar calculator gadget that includes a link to our advanced online calculator.”

Talking Calculator

http://pbskids.org/cyberchase/games/calculator/

Coolmath's Graphing Calculator

http://www.coolmath.com/graphit/index.html

National Council of Teachers of Mathematics (NCTM)

http://nctm.org/

Electronic Examples of NCTM Standards

http://standards.nctm.org/document/eexamples/index.htm

This is from the National Council of Teachers of Mathematics (NCTM) site. The source for the examples is the Illuminations site at http://illuminations.nctm.org/

Illuminations

http://illuminations.nctm.org/

This site is by the National Council of Teachers of Mathematics (NCTM), which is the main professional organization for math education. It’s full of great interactive activities and lessons, information about standards, and web links.

National Library of Virtual Manipulatives (NLVM)

http://nlvm.usu.edu/en/nav/vlibrary.html

NLVM Interactive Online Math Lessons: Browse Resources (lessons and activities)

http://enlvm.usu.edu/ma/nav/browse_by.jsp

Explore Math and Science with Gizmos [commercial; 30 day free trial]

http://www.explorelearning.com/

They describe gizmos as “online simulations that power inquiry and understanding”

Learning Objects [Department of Mathematics at Brock University]

http://www.brocku.ca/mathematics/resources/learningtools/learningobjects/index.php

Some were developed by the faculty members and others by students. (You can tell the difference!)

Math for All

http://www.edc.org/CCT/MathforAll/

"Bank Street College of Education and EDC's Center for Children and Technology have collaborated to develop digital resources for preservice and in-service professional development to better prepare teachers for serving students with and without disabilities within a standards-based mathematics curriculum." They use video case studies.

Focus on Mathematics

http://www.iris.org/math.html

Online Math Resources

http://www.cubicsci.com/MathLinks.html

Hot Math

http://www.hotmath.com

This free website has “tutorial solutions to the homework problems in many popular U.S. textbooks — algebra through calculus. Students select a textbook, page, and problem to begin a self-paced explanation for the solution.”

Computational Thinking and Math Maturity: Improving Math Education in K-8 Schools [In Free eBooks by Dave Moursund]

http://i-a-e.org/eBooks/cat_view/37-free-ebooks-by-dave-moursund.html?limit=5&order=name&dir=ASC

Learning Mathematics with Virtual Manipulatives

http://www.cited.org/index.aspx?page_id=151

“Abstract concepts are essential to understanding and performing mathematics. Manipulatives represent concretely the abstract concepts and link these concepts to prior knowledge. Virtual

manipulatives are basically digital “objects” that can be manipulated, usually with a computer

mouse, much like the more familiar physical manipulatives.”

The Most Colorful Math of All – Map Coloring: The Big Picture

http://www.c3.lanl.gov/mega-math/workbk/map/map.html

Biographies of Women Mathematicians

http://www.agnesscott.edu/lriddle/women/women.htm

Abacus: The Art of Calculating with Beads

http://www.ee.ryerson.ca:8080/~elf/abacus/

Calculating Machines

http://192.220.96.166/

Island of Discarded Calculator

http://www.mste.uiuc.edu/dildine/broken/

NumericalChameleon

http://www.jonelo.de/java/nc/

“The NumericalChameleon is a free, open source, platform-independent and localized software to convert units. It converts numbers with a precision of up to 1000 significant figures. It supports more than 3200 units in 82 categories, including not only all important physical units of categories like length, area, volume, electricity, magnetism, force, power, energy, pressure, mass, temperature, velocity, acceleration, radioactivity and time, but also exchange rates, timezones, spoken numbers (literally and via audio*), roman numbers, 35 radixes, bits&bytes, screen resolutions, colorcodes, unicodes, international dial codes, calendar and holiday calculations, phonetic alphabets and more.”

Ask Dr. Math

http://mathforum.org/dr.math/

Math Reference Tables

http://math2.org/

Tables and Formulas

http://www.sosmath.com/tables/tables.html

You can even practice your multiplication facts online!

Interactivate

http://www.shodor.org/interactivate/guide/

This is a “set of free, online courseware for exploration in science and mathematics. It is comprised of activities, lessons, and discussions.” They have areas for learners and for instructors.

Tux, of Math Command

http://sourceforge.net/projects/tuxmath

This is a “math drill game starring Tux, the Linux Penguin. Lessons are included from simple number typing through addition, subtraction, multiplication, and division of positive and negative numbers. It is intended for kids 4-10.” The download is for Windows.

What is MathML?

http://www.w3.org/Math/

”A product of the W3C Math working group, MathML is a low-level specification for describing mathematics as a basis for machine to machine communication. It provides a much needed foundation for the inclusion of mathematical expressions in Web pages.”

MathML (Wikipedia)

http://en.wikipedia.org/wiki/MathML

MathML in Mozilla

http://www.mozilla.org/projects/mathml/

EARLY MATH SKILLSVarnelle Moore’s Primary Math Activities

http://mathforum.org/varnelle/index.html

Kids Kount

http://www.fi.uu.nl/rekenweb/en/welcome.xml

“This is the English counterpart of the RekenWeb. …The goal of the Rekennet project (mathnet) is to support primary school teachers in their task to teach realistic mathematics.”

Math Minutes

http://membres.distributel.net/~skipper/MadMath/mmm.htm

You can make online activity pages for the basic operations. The user can complete the activity and get immediate feedback of the answers.

Room 108 Missing Numbers Worksheet Generator

http://www.netrover.com/~kingskid/missing/main.htm

“This worksheet generator does not use stored sheets but will make millions of different worksheets. It will take a range of numbers and leave spaces for students to fill in the missing numbers.” They also have handouts for tracing numbers and letters.

AmbleWeb – Numeracy Hour

http://www.amblesideprimary.com/ambleweb/numeracy.htm

These interactive activities were made by teachers and students at Ambleside C.E. Primary School.

Multiplication Table Applet

http://www.netrover.com/~kingskid/MulTab/Applet.html

This simple tool visually explains the results of multiplication problems.

Help Students Solve Word Problems with “Pirate Math”

http://www.cec.sped.org/AM/Template.cfm?Section=CEC_Today1&TEMPLATE=/CM/ContentDisplay.cfm&CONTENTID=11287

” Pirate Math is a tutoring program aimed at second and third graders that gives students … strategies to solve word problems.”

GENERAL MATH SKILLSS.O.S. MATHematics

http://www.sosmath.com/index.html

“…your free resource for math review material from Algebra to Differential Equations”

Math Tools

http://mathforum.org/te/exchange/hosted/hudnutt/navigating.mathtools.html

“MathTools is a

Digital Libraryof math resources to help teachers teach and students learn in K-12 mathematics.”WisWeb

http://www.fi.uu.nl/wisweb/en/

“WisWeb is Freudenthal Institute's website for secondary math education (students of 12 to 18 years old). The main focus of the site is applets; small computer programs that run over the internet.” Scroll down to Applets with Mathematics in Context for the applets.

Waldomaths

http://www.waldomaths.com/

Equation Plotter - Index of Interactive Materials

http://mathplotter.lawrenceville.org/mathplotter/mathPage/index.htm#

I admit that I don’t even know what all these things are!

HIP (History In your Pocket)

http://www.usmint.gov/kids

This site, by the US Mint, provides information and activities about money geared toward children. It's interesting and fun for adults, too!

GoldenNumber.Net

http://goldennumber.net/

This site, which they also call The PhiSource.com, “exists to share information on the pervasive appearance of Phi, 1.618 ... , in life and the universe. Its goal is to present a broad sampling of phi related topics in an engaging and easy-to-understand format…”

Multiplication

http://www.multiplication.com/

Mathematical Word Searches

http://www.kentuckycrosswords.com/WordSearch/Math_Terms.html

CONSUMER MATHInteractives - Math in Daily Life

http://www.learner.org/interactives/dailymath/

Money Instructor

http://www.moneyinstructor.com/

FRACTIONS & DECIMALSFractions Tutorial

http://www.1728.com/frction1.htm

Fraction Calculator & Tutorials – Addition and Subtraction

http://www.1728.com/frctions.htm

Fraction Calculator & Tutorials – Multiplication and Division

http://www.1728.com/frctons2.htm

Visual Fractions

http://www.visualfractions.com/

Good, interactive site to learn about fractions. There are explanations about the concepts (under Investigate) and a few silly games, too.

MEASUREMENTSNon-Metric Adding Machine

http://www.1728.com/nonmtric.htm

You can add time, angles, weights, volume and lengths

Interactives - British and Metric Conversions

http://www.learner.org/interactives/metric/

There is a link to a very handy conversion chart at http://www.learner.org/interactives/metric/conversion_chart.html

ALGEBRAPurple Math

http://www.purplemath.com/modules/index.htm

An amazing site that includes lessons, site reviews, homework guidelines, and a study skills self-survey.

The Math Dude

http://www.montgomeryschoolsmd.org/departments/itv/MathDude/index.shtm

“Watch The Math Dude, the award winning video series that helps middle and high school students improve their Algebra skills. Mike DeGraba is the Math Dude in these fast–paced programs aimed at helping students with Algebra I as they are also being taught in the classroom.”

Virtual Math Lab (West Texas A&M)

http://www.wtamu.edu/academic/anns/mps/math/mathlab/

“If you need help in College Algebra, Intermediate Algebra, Beginning Algebra, or preparing for the math part of [some tests], you have come to the right place. Note that you do not have to be a student at WTAMU to use any of these online tutorials. They were created as a service to anyone who needs help in these areas of math.”

Brain Power Math

http://www.brainpowermath.com/

This is the beta version of a tool you can download. The “teacher creates an algebra assignment using the authoring tool. Students then use the "student tool" (also free) to open and attempt the

assignment.”

GEOMETRYPattern Blocks: Exploring Fractions with Shapes

http://www.arcytech.org/java/patterns/patterns_j.shtml

Interactives - Geometry 3D Shapes

http://www.learner.org/interactives/geometry/

Graph Paper and Grids

http://mathbits.com/MathBits/StudentResources/GraphPaper/GraphPaper.htm

Free, downloadable graph papers

Print Free Graph Paper

http://www.printfreegraphpaper.com/

Free Online Graph Paper / Grid Paper PDFs

http://www.incompetech.com/graphpaper/

CALCULUSExploring Precalculus

http://www.wmueller.com/precalculus/index.html

Calculus-Help

http://www.calculus-help.com/index.html

Graphics for the Calculus Classroom

http://www.ima.umn.edu/~arnold/graphics.html

TRIGONOMETRYFlashyTrig

http://www.flashytrig.com/frameset/intro/introframeset.htm S

“This site contains a graphical introduction to trigonometry … it provides Flash animated lessons with audio.”

STATISTICS & PROBABILITYStatistics Every Writer Should Know

http://nilesonline.com/stats/

“A simple guide to understanding basic statistics, for journalists and other writers who might not know math.”

Mean and Median

http://illuminations.nctm.org/ActivityDetail.aspx?ID=160

“This applet allows the user to investigate the mean, median, and box-and-whisker plot for a set of data that they create. The data set may contain up to 15 integers, each with a value from 0 to 100.”

Random.org

http://www.random.org/

This site has a variety of online random generators. There are some odd ones in addition to ones that really could be useful in your teaching or training. Some of these are listed below.

Random Integer Generator

http://www.random.org/integers/

List Randomizer

http://www.random.org/lists/

“Items can be numbers, names, email addresses, etc. A maximum of 10,000 items are allowed.”

Random String Generator

http://www.random.org/strings/

Each string can be up to 20 characters long. You can mix numbers, uppercase and lowercase letters or not.

Coin Flipper

http://www.random.org/coins/

Choose the number of coins and what type of coin. They have coins from all over the world!

Interactives – Statistics

http://www.learner.org/interactives/statistics/

This activity teaches about things like random sampling through an election theme.

What are the Odds? The Ins and Outs of Probability

http://www.teacherlink.org/content/math/interactive/probability/home.html

GRAPHSCreate a Graph

http://nces.ed.gov/nceskids/createagraph/default.aspx

This is from the National Center for Education Statistics (NCES) Kids’ Zone.

Bar Grapher

http://illuminations.nctm.org/ActivityDetail.aspx?ID=63

“Graph data sets in bar graphs. The color, thickness and scale of the graph are adjustable. You can input your own data, or you can use or alter pre-made data sets.”

Circle Grapher

http://illuminations.nctm.org/ActivityDetail.aspx?ID=60

“Use this tool to graph data sets in a circle graph. You can input your own data or alter a pre‑made data set.”

Histogram Tool

http://illuminations.nctm.org/ActivityDetail.aspx?ID=78

“This tool can be used to create a histogram for analyzing the distribution of a data set using data that you enter or using pre‑loaded data that you select.”

Create a Pictograph

http://www.microsoft.com/education/createpictograph.mspx

This is a page of instructions from Microsoft using Excel, a spreadsheet program.

EZ Graph

http://id.mind.net/~zona/ezGraph/ezGraph.html

“Here is Zona Land's graphics calculator, EZ Graph. With it you should be able to graph almost any polynomial, rational, exponential, logarithmic, or trigonometric function.”

10 Common Mistakes Found on Graphs

http://www.canteach.ca/elementary/statprob4.html

TEACHING MATHComputing Technology for Math Excellence (CT4ME) http://www.ct4me.net/search_ct4me.htm?cx=partner-pub-4265380659407290%3Aen454q-tb1n&cof=FORID%3A10&ie=ISO-8859-1&q=money&sa=Search#1180

Math Methodology

http://www.ct4me.net/math_methodology.htm

JUST FOR FUNMudd Math Fun Facts

http://www.math.hmc.edu/funfacts/

Number A Day Blog [Mathematical Association of America]

http://maanumberaday.blogspot.com/

“Every working day, we post a number and offer a selection of that number’s properties.”

How to Add 5 Consecutive Numbers Quickly

http://www.wikihow.com/Add-5-Consecutive-Numbers-Quickly