21st Century Problem Solving - A modern approach to reliable problem solving across the curriculum

The Abacus - site discusses the history of the abacus, how to use it, and why a student would want to use it.

A Fractals Lesson - They're everywhere, those bright, weird, beautiful shapes called fractals. But what are they, really?

The AIMS Puzzles & Activities Corner - supported by the AIMS Education Foundation, this site provides teachers with a variety of interesting puzzles and activities that can be used to create a learning environment where students engage in doing mathematics just for the fun of it!

AP Central- the official online home for anyone interested or involved in AP courses, connect to other colleagues in the AP community, a variety of teaching
and program materials, information on AP courses and exams, and unique resources and tools.

Ask Dr. Math - Answers to frequently asked questions and classic math problems

Balanced Assessment in Mathematics - a NSF project charged with developing new approaches to the assessment of mathematical competence in the elementary and secondary grades

Berries's Statistics Page - the purpose of this page is to illustrate some statistical concepts using QuickTime movies and Java applets

Calculus Initiative - The University of Minnesota Calculus Initiative is an interactive technology-based modules for the engineering calculus sequence. These modules emphasize geometric concepts of calculus while examining applications of mathematics to the physical and life sciences.

Calculus Graphics - Douglas N. Arnold - graphics for the calculus classroom

Center of Excellence for Science and Mathematics Education - University of Tennessee center with the mission, "To Improve Teaching and Learning in Science and Mathematics in Tennessee and Nationally through Research, Development, Teacher Education and Local Leadership Development."

The Chance Database Welcome Page - Chance is a quantitative literacy course. The goal of Chance is to make students more informed, critical readers of current news stories that use probability and statistics.

Chaos in the Classroom - Supported by Boston University, this site's goal is to help remedy discussions of chaos and fractals as simple ``pretty picture shows,'' devoid of any mathematical content by describing some easy-to-teach topics involving ideas from fractal geometry.

Colorful Mathematics - Colorful Mathematics is a series of educational software presenting advanced mathematical concepts to K-12 students in a game-oriented approach. The five games offered utilize simple coloring and/or drawing techniques to illustrate some state of the art mathematical concepts from graph theory and computer science.

Connected Curriculum Project - The Connected Curriculum Project uses the usual three perspectives, numeric, visual (graphic), and algebraic, to help understand phenomena involving mathematics.

Connected Geometry Home Page - a curriculum development project, funded by the National Science Foundation, designed to help teachers and students engage in meaningful mathematical activity by offering students a chance to understand and appreciate the connections and unifying themes within mathematics, and to build on the connections between students' backgrounds and mathematics.

Contours of the Mind - Exhibition Page - An exhibition hosted by the Australian Centre for the Arts and Technology (ACAT) that is a celebration of fractal geometry, feedback and chaos

Chicago Systemic Initiative (CSI) Professional Development Center / Math - This NSF funded initiative provides activities and resources for math teachers.

Dynamical Systems and Technology Project - NSF sponsored project at Boston University designed to "help secondary school and college teachers of mathematics bring contemporary topics in mathematics (chaos, fractals, dynamics) into the classroom, and to show them how to use technology effectively in this process".

EINet Galaxy - Mathematics listings in the oldest searchable Internet directory

Eisenhower National Clearinghouse - Lists of web sites categorized by subject areas within mathematics.

e-Math Home Page - American Mathematical Society

Euclid's Elements, Introduction site uses "The Geometry Applet" to illustrate Euclid's Elements

Explorer Home Page - The Explorer^TM is a collection of educational resources (instructional software, lab activities, lesson plans, student created materials ...) for K-12 mathematics and science education.

Fibonacci Numbers and Nature - huge collection of information on Fibonacci numbers (0,1,1,3,5,8,13,21,...) and the Golden section ( 0.61803... and 1.61803...)

The Fractal Microscope - an interactive tool designed by the Education Group at the National Center for Supercomputing Applications (NCSA) for exploring the Mandelbrot set and other fractal patterns.

The Fruit Game Home Page - try to be the one to remove the last piece of fruit

The Geometry Center a mathematics research and education center at the University of Minnesota, checkout the interactive applications

Good News Bears - a web-based stock market project, an interdisciplinary project specifically designed for middle school students and teachers.

The Hub - math resources, curriculum, articles and experts at "The Hub" of the Regional Alliance for math and science education

Interactive Learning in Calculus - Indiana University of Pennsylvania (IUP) established a computerized learning environment using Mathematica so students could actively learn calculus and differential equations with guided discovery and exploration.

Interactive Textbook for PFP '96 - An interactive textbook created for the University of Pennsylvania's Pre-Freshman Program (PFP), an interdisciplinary math/chemistry/physics course

K-12 Statistics Education - a list of resources in statistics including lessons and useful data sets, organized by NCTM Standard 10: Statistics

Linear Algebra WebNotes. - Linear Algebra and Pre-calculus tutorials

Martindale's 'The Reference Desk: Calculators Online' - over 11,270 "calculators"

Math Central - searchable database of ideas, lesson plans or any other resource having to do with the teaching of mathematics

Mathematical Quotation Server - searchable database of mathematical quotes

Mathematicians of the 17th and 18th Centuries - accounts of the lives and works of seventeenth and eighteenth century mathematicians

Mathematics Archives WWW Server - organized Internet access to a wide variety of mathematical resources

Mathematics Lessons Database -The database contains only lessons that use the Internet in some way, hosted by the University of Illinois at Urbana-Champaign

Math in the Movies - A Guide to Major Motion Pictures with Scenes of Real Mathematics, a set of math activities based on Math in the Movies themes for Public Broadcasting's PBS TeacherSource

Math Forum, The - build an online community of teachers, students, researchers, parents, educators, and citizens at all levels who have an interest in math and math education

MathMagic!- a K-12 telecommunications project It provides strong motivation for students to use computer technology while increasing problem-solving strategies and communications skills

MathMol K12 Activity Page - MathMol (Mathematics and Molecules) is designed to serve as an introductory starting point for K-12 students and teachers interested in the field of molecular modeling and its application to mathematics

National Center for Educational Statistics - special statistical content geared for a younger crowd

On-line Mathematics Dictionary - This dictionary is far from complete. We are constantly adding definitions.

Pentominoes - a Java script version of the game using plane shapes made by joining five squares together

Pi Mathematics - an adventure, exploring the concept of Pi

The Prime Page - prime number research, records and resources

PUMP Algebra Project - Pittsburgh Urban Mathematics Project Algebra Project is an attempt to make high school Algebra accessible to all students through the use of situational curriculum materials and an intelligent computer based tutoring system.

Spanky Fractal Database - This is a collection of fractals and fractal related material for free distribution on the net

The Stock Market Game - The Stock Market Game™ (SMG), the original and premier educational program that stimulates learning about economics, finance, and the American economic system.

SurfStat Australia - include an extensive glossary, interactive exercises, JavaScript functions replacing statistical probability tables, and the beginnings of a set of Java applets demonstrating statistical concepts through dynamic graphics

Taking Stock - a multi-grade project focusing on the stock market with participants in grades 5 through 12

Tessellation Tutorials - a Math Forum web unit, tutorials and templates for making your own tessellations

This is Mega-Mathematics! - the basic idea behind MegaMath has been to find ways to make challenging, interesting topics in math and computer science (algorithms, infinity, logic...) accessible to elementary school kids

U.S. Census Bureau - Census in School - The Census in Schools Project provides teachers with interactive, engaging, and colorful lesson plans that meet national and state curriculum standards

Virtual Reality Polyhedra - Website of George Hart, a sculptor of constructive geometric forms, states, " Mathematical yet organic, these abstract forms exude a dancing motion that invite the viewer to partake of the geometric aesthetic".

Welcome to the NCTM Home Page - More than 75 Years of Improving Mathematics Education

Women Mathematicians - web page for biographies of women in mathematics

WWW Virtual Library: Mathematics - This collection of Mathematics-related resources is maintained by the Florida State University Department of Mathematics as a free service to the online community.