Mathematics Sites

Common Weights and Measures

This refernce tool offers conversion equivalent tables for Mathematical Notation for Common Equivalent Weights and Measures.

Math At Home

These Web sites from Cable in the Classroom Enrichment section can help foster a school/home connection with interactive games, puzzles, and word problems that parents and kids can solve together; conversion calculators; WebQuests; homework helpers; and more.

AAA Math

This nonprofit Web site, which is organized by grade level (1-8) and subject, offers hundreds of math skills exercises, interactive practice and challenge games on every page, and explanations of math topics.

Cut the Knot

This Web site offers interactive games and puzzles for kids of all abilities and offers mathematical explanations of the puzzles, including those listed below.
Binary Color Device
Breaking Chocolate Bars
Euclid's Game
Three Jugs Problem
Toads and Frogs Puzzle

Explore Math Multimedia Activities

This Web site offers activities that create real-time correlations between equations and graphs, which helps students visualize and experiment with many of the major concepts from elementary algebra through pre-calculus. No ads.

Figure This!

This Web site offers math challenges, including those listed below, that students can do at home. Each challenge features a description of the relevant math involved, notes on how the math can be used outside the classroom, a hint to getting started, and a Try This section. No ads.
Beanie Babies
Beating Heart
Chocolate, Chocolate
Line Up
Popcorn
Upside Down
Which Way?

Fun and Sun Rent-A-Car

This Web site, hosted by Rice University, offers an exercise in which kids must solve problems and create a table and a graph to calculate the best value of four rental options. The site also offers discussion questions, activities, and extensions related to the project. No ads.

FunBrain.com

Math Baseball - This Web site, created by The Family Education Network, offers a math game in which kids answer math problems in order to swing at pitches. Depending on the difficulty of the problem, students may hit a single, double, triple, or a home run. The game can be set to different levels of difficulty, and consists of addition, subtraction, multiplication, division, and algebra problems. No ads.

Math.com

Help Your Kids - This site offers various tools organized by math topics, including those listed below, which parents can use to help their kids with math homework.
Homework Help
Math.com Library
Online Calculators
Online Conversion Calculators

The Math Forum at Drexel - Ask Dr. Math

This Web site allows kids and parents to ask experts math questions. The site also offers a searchable archive of math questions and Dr. Math's answers, organized by grade level and topic. No ads.

Soda Constructor

This nonprofit Web site offers an interactive tool that allows kids to create walking geometric creatures and then see how gravity and friction affect them. The Web site also offers mathematical and scientific explanations of how the creatures walk. No ads.

Tower of Hanoi

This Web site offers an interactive logic puzzle called The Tower of Hanoi, in which kids move a tower of rings from one pole to another without placing a larger ring over a smaller one. As kids increase the number of rings, the puzzle becomes more challenging. No ads.

BBC Schools

The British Broadcasting Corporation brings parents and teachers an incredible array of interactive, multimedia activities, stories, puzzles, and games. These will allow students to develop mathematical skills, from simple counting through geometry, algebra, statistics, and more. Registration allows students to track their scores.

Count On

Count On is full of fun, animated math activities for elementary grades. Students can solve number problems and puzzles in the context of stories, mysteries, and a virtual MathFest. Flash and Shockwave plugins required.

Famous Problems in the History of Mathematics

"The purpose of this site is to present a small portion of the history of mathematics through an investigation of some of the great problems that have inspired mathematicians throughout the ages." Included are The Bridges of Konigsberg, The Value of Pi, Puzzling Primes, Famous Paradoxes, The Problem of Points, A Proof of the Pythagorian Theorem, A Proof that e is irrational.

The Math Forum

"The Math Forum is a leading center for mathematics and mathematics education on the Internet. The Math Forum's mission is to provide resources, materials, activities, person-to-person interactions, and educational products and services that enrich and support teaching and learning in an increasingly technological world. Our online community includes teachers, students, researchers, parents, educators, and citizens at all levels who have an interest in math and math education."

National Council of Teachers of Mathematics - High School Page

Founded in 1920, NCTM is the world's largest mathematics education organization, with more than 100,000 members throughout the United States and Canada. NCTM's Principles and Standards for School Mathematics, published in 2000, provides guidelines for excellence in mathematics education and issues a call for all students to engage in more challenging mathematics. Its content is extended online through the E-Standards.

Lesson Plans

High School Math Lessons

HotChalk Math Lesson Plans

Fractals

"The purpose of the lesson is to learn very simple methods to construct fractals, to do and practice some math, to appreciate the beauty of fractals, and to have fun with math."