Math Websites

CoolMath.com
Math for Ages 13 - 100. The level of math is from fractions up (prealgebra and up). An amusement park of math and More! Math lessons, math games, math practice, math fun!!

CoolMath4Kkids.com
Math for Ages 3 - 12, up until they get to prealgebra stuff (up through fractions). An amusement park of math and More! Math lessons, math games, math practice, math fun!!

Fantastic Math Tricks
Multiply up to 20x20 in your head, multiply by 11, 9 x Rule, etc.

Fibonacci Numbers, the Golden section and the Golden String
Dr. Ron Knott's multimedia web site hosted by the Mathematics Department of the University of Surrey, UK.

FinanceFREAK
Explains how money really works and the math of money - personal finance lessons. It cuts through all the confusion and is designed for teens and grown-ups.

FunBrain.com
Math Baseball, Math Car Racing, Math Arcade - fun drill of math facts in addition, subtraction, multiplication, and division.

Oh Look, Lego® Lessons!
Several of the "activites" are not necessarily "lesson plans" in their own right, but are meant either to inspire learning events or to built a framework for a great educational experience.

The Math Forum
The leading online resource for improving math learning, teaching, and communication since 1992.

• Ask Dr. Math - is a question and answer service for math students and their teachers.
• Ask Dr. Math Archive - A searchable archive is available by level and topic, as well as summaries of Frequently Asked Questions
• The Problems of the Week Program (subscrption based) - inventive, engaging challenges designed to get your students thinking, talking, and doing mathematics.
• The Problems Library is an archive of all of the past PoWs that includes solutions sent in by students from all over the world, plus commentary from the Math Forum staff and mentors.

Math in Daily Life
How do numbers affect everyday decisions?

Mega Mathematics
The MegaMath project is intended to bring unusual and important mathematical ideas to elementary school classrooms so that young people and their teachers can think about them together. MegaMath was a project of the Computer Research and Applicaitons Group at Los Alamos National Laboratory.
(LeapingFromTheBox Note (November 2008): the MegaMath project has been unfunded (and hence the site unchanged) for roughly eleven years, so many links are no longer valid. But there is still some intersting math information to be had here.

Mixing In Math
Mixing in Math is a bank of resources for ages 5-12. Mixing in Math combines math with everyday activities, like cooking and cleaning up; projects that involve crafts, movement, and science; games for indoors and out! If you would like to get new MiM ideas, activities, and information, sign up for their newsletter.

Multimedia Pysics Studios
A collection of GIF animations and accompanying explanations of major physics concepts. The animations cover common physics principles discussed in a first-year high school physics course.

Natural Math
Natural Math is a project and a network of people interested in making their own math and helping others make math. Members include youths searching for life opportunities, parents, coaches and other educators, software designers, community organizers, businesspeople, and their friends.
Includes the Natural Math Google Group, Blog, Chat, Forum

Tantalizing Tessellations!
10 Lessons (grade 5) that integrate math (tessellations) with language arts and arts education.

Topics in High School Math
The site assumes a basic understanding of Algebra. The topics covered are normally either not presented in high school or are not thoroughly covered. The topics proceed from concrete examples to abstract principles.