One Little Ball [ Kids ] - Online storybook and activity pages teach kids to count to five.
Money
AP Macroeconomics Review [ Mature Teens ] - Provides review material for the AP Macroeconomics Exam in .pdf format.
Economics [ Kids/Teens ] - Introduces basic concepts related to economics. Contains information, quizzes, activities and links to various online resources.
Econopolis [ Kids ] - Thinkquest site explores basic economic concepts such as goods, services, producer, consumer, supply, demand, free enterprise, opportunity cost, and trade.
FleetKids [ Kids ] - Fleet Financial Group presents games that teach children how to run a business, manage money, set financial goals, and budget. Registration is required, but free.
In the Mix [ Teens/Mature Teens ] - Online companion to the PBS special "Financial Literacy: On The Money" includes resources, activities, information, advice, video clips, and polls.
IRS Tax Interactive [ Teens/Mature Teens ] - Educates teenagers about the U.S. tax system, the effect of taxes on their day-to-day lives, and new electronic ways to file tax returns.
The Kids Career Place [ Kids ] - Designed to develop career awareness while building self-esteem. Free online games plus 3 stories from the I Believe in Me series with questions related to each story.
The Mint [ Kids/Teens/Mature Teens ] - Provides basic information about starting a business, earning money, spending it wisely, and saving and investing. Includes quizzes, games, glossary of financial terms, and a look at how consumer habits influence the economy.
MMBC Schoolnet: Commerce [ Kids/Teens ] - An illustrated guide to the history and development of free trade in the western world.
Moneyopolis [ Kids ] - Game challenges kids to earn, save, and spend money. Players are given "seed money" and then visit the game's seven centers: financial planning, job, banking, shopping, education, community centers and city hall; includes teacher's guide.
Museum of American Financial History [ Teens/Mature Teens ] - Online exhibits and resources chronicling the role of finance and capital markets in American history.
Peanuts and Crackerjacks [ Teens/Mature Teens ] - Interactive introduction to the economics of pro sports. From the Federal Reserve Bank of Boston. Includes teacher's guide.
Taking the Pulse of the Economy [ Kids/Teens ] - Explores what a recession is and whether the United States is in one now. From Washington Post's KidPost.
Tax Interactive [ Teens/Mature Teens ] - An online 'zine for understanding taxes. It is geared towards teens and produced by the US Internal Revenue Service and the American Bar Association Section on Taxation.
YoungBiz [ Teens/Mature Teens ] - Information on business, investing, and entrepreneurship for teenagers.
Geometry
Areas, Volumes, Surface Areas [ Teens ] - Use these simple illustrated formulas to calculate volume and surface area of various shapes.
Geometria [ Teens/Mature Teens ] - A program for computing lines, surfaces and volumes of the main plane and solid figures, through direct and indirect formulas. Includes multiple languages.
Geometry [ Teens ] - Games, illustrations, and definitions.
Geometry Online [ Teens ] - Contains java programs an executables related to geometry. Also provides jokes and proof templates.
A+ Math [ Kids ] - Helps students improve their math skills interactively.
AAA Math [ Kids/Teens ] - Hundreds of online interactive arithmetic lessons, problems, and games for grades K-8.
The Abacus: The Art of Calculating with Beads [ Kids/Teens/Mature Teens ] - Introduces the abacus, relates its history, and shows how to perform basic mathematical operations on it. Also answers questions about the ancient tool and shows how to build one with Legos.
Activities in Math [ Kids/Teens/Mature Teens ] - Interactive activities and quizzes on topics such as basic arithmetic, algebra, and trigonometry. Also includes brain teasers and puzzles.
Allmath.com [ Kids/Teens ] - Features free flashcards, online games, biographies of mathmaticians, and an Ask-the-Experts service.
Answer Ace: Math Problem Solver [ Kids/Teens ] - Enter arithmetic and basic algebra problems and get step-by-step help; like having your own math tutor. Free trial.
Ask Dr. Math [ Teens ] - A question and answer service for K-12 math students. Includes a searchable archive, FAQ section, plus a history of math through a look at some of the most famous problems mathematicians have ever tackled.
Babylonian Math [ Kids/Teens ] - This site was created to help people understand the Babylonian math system better.
Bamdad's Math Comics Page [ Kids/Teens/Mature Teens ] - A collection of math-related comics and cartoons.
The Binary Numbers Site [ Teens ] - Detailed explanation of the binary numbers system, along with information on related topics.
Brain Teasers [ Kids/Teens ] - Offers new math puzzles each week. Designed for students in grades 3-7.
Brain Teasers and Math Puzzles [ Kids/Teens/Mature Teens ] - Interactive puzzles to challenge logic and mathematical skills. Immediate feedback with detailed solutions is provided.
BrainPOP Math [ Kids/Teens ] - Animated characters delve into the worlds of numbers and operations, measurements, geometry, algebra, and data analysis.
Convertalot [ Kids/Teens/Mature Teens ] - A collection of free Java-based measurements converters, calculators, unit translators, and games.
ConvertIt.com [ Kids/Teens/Mature Teens ] - Includes tools such as a measurement conversion calculator, lots of calculators, time zone clocks, and exchange rate convertors.
Coolmath4kids [ Kids/Teens/Mature Teens ] - Math games, problems, calculators, puzzles, and fun and for all levels.
Dositey.com [ Kids/Teens/Mature Teens ] - Interactive lessons and exercises, open-ended questions, printable worksheets, and challenging problems sorted by topic and grade range.
Figure This! Math Challenges for Families [ Kids/Teens ] - Assortment of mathematical challenges based on real life situations. Includes hints, answers, and explanations.
Fraction Addition and Subtraction [ Kids ] - Helps students work through the six most common stumbling blocks to working with fractions. Also explains how to find the least common denominator, how to identify equivalent fractions, and how to reduce and rename fractions.
Free Math Help [ Teens/Mature Teens ] - Provides games, activities, lessons, calculators for students studying algebra, geometry, calculus, or trigonometry including a daily problem.
Free Math Help Online [ Teens/Mature Teens ] - My Math Man gives free algebra and geometry 2-3 minutes audio video lessons from textbooks you use in class with interactive practice.
Harcourt Brace Math Glossary [ Kids/Teens ] - Animated and illustrated definitions of math terms for elementary and middle school students.
Homework Help at Math Goodies [ Kids/Teens/Mature Teens ] - Math lessons with a problem-solving approach. Includes a homework help message board for help with specific problems.
Interactive Mathematics - Online exercises through which children can explore and examine math concepts while at home.
K-8 Math Lessons [ Kids/Teens ] - Contains a large series of math lessons for grades K-8. Each lesson opens with a short explanation of the concept, provides a series of interactive exercises, then ends with a related review game.
Math All Around Us [ Kids ] - A fun math site made for kids by kids with games, quizzes and art projects to do with fractals, big and small numbers, and Fibonacci numbers (patterns).
Math Cats [ Kids/Teens ] - Games, crafts, art, and story problems featuring cats, to inspire children and teens to enjoy and explore mathematical concepts.
Math Flash [ Kids ] - Free downloadable flash card game for children aimed at improving their mathematics skills with lessons aimed at various age groups.
Math Forum: Elementary Problem of the Week [ Kids ] - A weekly interactive project for elementary school mathematics. Challenging problems are posted and solutions appear on the Web.
Math Forum: Student Center [ Kids/Teens/Mature Teens ] - Ask Dr. Math questions, or try your hand at the weekly puzzlers.
Math Goodies [ Kids/Teens/Mature Teens ] - Features interactive math lessons, homework help, worksheets, puzzles, message boards, and newsletters.
Math in Daily Life [ Kids/Teens/Mature Teens ] - Virtual exhibit looks at the ways people use math every day, from cooking to planning for retirement.
Math in Daily Life -- Playing to Win [ Kids/Teens/Mature Teens ] - What are the odds of hitting the jackpot? Find out when you learn how to determine probality.
Math League Help Topics [ Kids/Teens ] - A reference guide for math topics for grades 4-8, complete with examples, definitions, and explanations.
Math Pop Quiz [ Kids/Teens ] - Interactive math puzzles let students test their addition, subtraction, multiplication, geometry, division, and algebra skills.
Math Worksheets [ Kids/Teens ] - Features printable worksheets for students to practice with.
Math Worksheets and Puzzles [ Kids/Teens ] - Over 5000 free printable worksheets categorized by grades. Includes practice sheets for algebra, arithmetic, fractions, decimals, and sequences.
Math.com [ Teens/Mature Teens ] - Offers free math lessons and homework help, with an emphasis on geometry, algebra, statistics, and calculus.
Mathematics History [ Kids/Teens/Mature Teens ] - Traces the development of math throughout the ages. Also includes biographies of famous mathematicians.
Math-Kitecture [ Kids/Teens ] - Be a master architect. Draft a floor plan using ClarisWorks as you learn math, or try other fun "architivities." Designed for middle school students.
Mathletics [ Kids/Teens ] - Shows how math plays a part in several popular sports.
A Maths Dictionary for Kids [ Kids ] - A math dictionary defining common math terms and concepts. Includes practice with activities and animations. [Requires Flash 5]
Maths Is Fun [ Kids/Teens ] - Includes games, puzzles, and offline activities.
Maths On A Mission [ Kids/Teens ] - Includes biographies of famous mathematicians and related investigations. Also offers a quiz, online dictionary, games page, and a message board.
Maths on the Web [ Kids/Teens ] - Collection of puzzles for all ages and abilities.
Maths World [ Kids ] - Interactive fun and tutorials. Competitions, homework help, and adventures.
The Mathsfile Game Show [ Kids/Teens ] - Hosted by the ancient mathematicians, Hypatia and Pythagoras, 11 – 14 years old students can have fun working through a variety of games and print offs.
Mathsforkids [ Kids ] - This site has been created to have fun and to practice maths. Includes addition, substraction, multiplication, geometry.
The Metagrobologist [ Kids ] - Small collection of math puzzles and oddities geared toward gifted 9- to 12-year-olds.
Mrs. Williamson's Math Web Site [ Teens/Mature Teens ] - Website designed for South Central Algebra and Algebra 2 students and their families.
Ole Miss Problems of the Week [ Kids/Teens ] - Weekly contest for elementary, middle school, algebra, and geometry students. Includes an archive of past problems.
Online Activities [ Kids/Teens ] - Online math games from Saxon Publishers.
Online Math Applications [ Kids/Teens ] - Explains the role of math in investing, music, history, science, and travel. Includes stock simulation game.
Plot the Robot [ Kids/Teens ] - Activity site involving multiplication and calculator work. The answers are coordinates which can be joined in sequence to generate simple pictures.
Primary Games [ Kids/Teens ] - A collection of interactive math games with supporting worksheets.
Ribbit's Math Ventures [ Kids ] - Math problems that tell a story. Clues are provided to help with solving.
Teach R Kids Math [ Kids ] - Large collection of online activities and interactive worksheets allow kids to practice basic math skills.
Teaching Time [ Kids ] - Interactive clock, online games, and printable worksheets help kids learn to tell time.
Toon University Math Games [ Kids ] - Math games for counting, subtraction, multiplication, place value, and comparing number values.
Webmath [ Teens/Mature Teens ] - Offers interactive homework help in pre-algebra, algebra, geometry, trigonometry, calculus, statistics, and real world math. From DiscoverySchool.com.
What Good is Math? [ Kids ] - Explains how kids can use math skills in real life.
Mathematicians
Biographies of Math [ Kids/Teens ] - Short biographies of men and women whose contributions to math and science have changed the world. Search by name, alphabetically, or by partial name.
Biographies of Women Mathematicians [ Kids/Teens/Mature Teens ] - Short biographies of more than 100 women who made significant contributions in the field of mathematics. In alphabetical and chronological order.
Hall of Great Mathematicians [ Kids/Teens ] - Short biographical profiles of more than 20 famous mathematicians. Includes pictures of most.
Math Marvels [ Kids/Teens/Mature Teens ] - Several interviews with famous mathematicians, compiled by honors math students from Ward Melville High School.
Mathematician Biography Index [ Kids/Teens/Mature Teens ] - Features brief biographies for most important mathematicians in history.
Mathematician Trading Cards [ Kids/Teens ] - Just like baseball cards, but with short profiles of mathematicians.
Mathematicians Are People Too [ Kids/Teens ] - Short quiz introduces great minds from ancient times through the modern day.
A Modern History of Blacks in Mathematics [ Kids/Teens/Mature Teens ] - Timeline summarizes the achievements of African-Americans. Includes links to short biographies.
Online Math Applications: History [ Kids/Teens/Mature Teens ] - Student-written history of mathematics includes short biographies of individuals responsible for a few of the most significant discoveries.
Arithmetic
A+ Math Games [ Kids ] - A Plus Math Games, including multiplication, addition and subtraction, and division.
Abiator's Times Tables Emporium [ Kids ] - Automatic flashcard drill cycles through multiplication tables. Choose from three different speeds.
Arithmetic [ Kids/Teens ] - Over 200 pages of interactive arithmetic lessons, problems and games for grades K-8.
Arithmetic Problems and Exercises for Kids [ Kids ] - Games and activities to help kids learn skills such as addition, subtraction, multiplication, division, and place value. Offers a different set of problems each time the page is loaded.
Aunty Math's Math Challenges for Kids [ Kids ] - Features a different math challenge every other week. Provides tips for solving the challenges and an archive of past challenges and solutions. From DuPage Children's Museum.
Batter's Up Baseball [ Kids ] - Answer math questions to score runs. Requires Macromedia Flash plug-in.
Click on Bricks [ Kids ] - Practice and learn multiplication facts from 1 to 4.
Dexter and the Hidden Gold [ Kids ] - Help Dexter find the hidden pieces of gold by solving these multiplication problems correctly.
EBD Automaths [ Kids ] - Online maths games to develop addition, subtraction, multiplication, and division skills.
Flashcards for Kids [ Kids ] - Part of the edu4kids network of educational drill games. Designed to allow people to practice math at various levels of difficulty. Includes timer and scoring options.
Free Arithmetic Worksheets [ Kids ] - Print out free math worksheets with answer keys to practice solving 52 levels of addition, subtraction, multiplication and division problems.
Fresh Baked Fractions [ Kids ] - Fresh Baked Fractions is a game to practice simplifying fractions.
Go Figure Math Game [ Kids ] - Free game lets kids practice addition, subtraction, multiplication, and division skills. Requires Macromedia Flash. Can also be downloaded for offline play.
Haunted Math [ Kids/Teens ] - Gore-free adventure offers a fun review of basic math skills.
Kids Math Garden [ Kids ] - Practice addition, subtraction, multiplication and division at various levels of difficulty with integers and decimal numbers. Timer and scoreboard are available. Requires Internet Explorer.
Math Hunt [ Kids ] - Travel to Web sites and hunt for the answers to mathematics word problems.
MathWhale [ Kids ] - Free printable math activities for young children.
Max's Math Adventures [ Kids ] - Practice basic math like counting, measuring, telling time, adding, and subtracting.
Megamaths [ Kids ] - Facts and games to help kids develop basic math skills.
Mr.R's Math Stories [ Kids ] - Join Norman and his friends for a zany adventure packed full of 3rd - 5th grade math, and don't forget to read Mr. R's poem of the week.
Multiplication Facts [ Kids/Teens/Mature Teens ] - Includes multiplication practice problems separated into four levels by difficulty.
Algbera Tutor: By Ms. Lindquist [ Teens/Mature Teens ] - A free federally funded intelligent tutor for translating algebra word problems into expressions.
Algebra [ Kids/Teens ] - A listing of equations and definitions in introductory algebra.
Algebra - Fun with Calendars [ Teens/Mature Teens ] - Perform some mental "magic" tricks based on math and the calendar.
Algebra Homework Help [ Teens/Mature Teens ] - Interactive homework problems, with complete explanations. Includes pre-algebra.
Algebra Online [ Teens/Mature Teens ] - Free private tutoring, live chat, automated problem solver, and a message board.
Easy Start Algebra [ Teens/Mature Teens ] - Award winning tutorials, tips, and advice on algebra.
Factoring [ Teens/Mature Teens ] - Explains an easy method of factoring quadratic functions.
Felecia's Algebra Tutorial [ Kids/Teens/Mature Teens ] - Tips on general, pre-algebra, and algebra math skills. Use our free service to help with homework and other assignments.
Introduction to Algebra [ Teens/Mature Teens ] - Offers clear definitions and easy-to-understand examples. Each definition builds on the previous to present a straightforward introduction to algebraic concepts.
Learn Algebra [ Kids/Teens ] - Middle school students introduce algebra terms and basic equations.
