General Resources

American Mathematical Society...promotes mathematical research, increases the awareness of the value of mathematics to society, and fosters excellence in mathematics education.
Ask Dr. Math... a question and answer service for K-12 math students and teachers; a searchable archive is
available by level and topic, together with a FAQ
Calculators On-Line Center...a collection of interactive calculators for math, including unit conversion, basic, complex math by specialty, and statistical calculators
Eric's Treasure Trove of Scientific Biography...searchable collection of brief biographies of scientists and mathematicians from all times and all places; includes some photos
History of Mathematics (MacTutor...biographical, cultural, and topical information related to math throughout history
History of Mathematics (Clark Univeristy)...includes Web resources, regional math, bibliography of books, biographies, timelines, and chronology
Mathematical Quotations...math-related saying from famous people
S.O.S. Mathematics..."math review material from Algebra to Differential Equations! ...study site for high school, college students and adult learners."
Virtual Mathematics Library ... collection of resources on a variety of math topics

Teacher Resources

Education World: Math Center...news, lesson-planning resources, curriculum, book reviews, training, financial planning,
administrators; searchable database
ENC Online: The Best Selection of K-12 Mathematics and Science Education... organization's mission is to "identify effective curriculum resources, create high-quality professional development materials, and disseminate useful information and products to improve K-12 mathematics and science teaching and learning"
International Mathematics Olympia (IMO)...unofficial information about this competition as well as others; includes math literature for self-study and WWW links
Math Archives..."educational resources and...organized collection of links"
The Math Forum...provides information to teachers, students, researchers, parents, educators, and citizens at all levels who have an interest in math and math education
Mathematics Education Organization: Lesson Plans...links to lesson plan sites specifically for math
National Council of Teachers of Mathematics (NCTM)...organizations official site with information about standards, conferences and events, publications, membership, online dialogues, activities for the classroom, and web resources

General Resources
Algebra.help..."features lessons to learn or refresh old skills, calculators that show you how to solve problems step-by-step, and interactive worksheets to test your skills"
Algebra Lesson Plans...from ERIC
A Brief History of Algebra and Computing...an upbeat site presenting algebra from its origins to recent developments; text contains numerous links for further in-depth information

Other Resources
Algebraic Equations...interactive tutorial on algebraic equations.
Simplifying Algebraic Equations...steps and methods for simplifying equations.
Solutions of Algebraic Equations...an interactive introduction to solving simple equations
Investigating Linear Relationships: The Regression Line and Correlation...an interactive lesson that lets the student "plot points and find a line that 'fits' the points"
Solving Linear Equations...a step by step guide to solving equations