* Example isn't another way to teach, it is the only way to teach. (Albert Einstein)

Ask Dr. Math 
http://mathforum.org/dr.math/
This is another great area on Math Forum that some teachers may not know about. Let your students that have many questions to ask or those that may be too shy to ask in class skim the archives(Ask Dr. Math has been around since 1994). The FAQ has answers to classic questions, those that you have probably answered many times. That a great resource for the ever curious, or those that just want to check up on the teacher

Algebra.help -- Calculators, Lessons, and Worksheets http://www.algebrahelp.com/

SuperKids Math Worksheet Creator Have you ever wondered where to find math drill worksheets? Make your own here at SuperKids for free! Simply select the type of problem, the maximum and minimum numbers to be used in the problems, then click on the button! A worksheet will be created to your specifications, ready to be printed for use.  http://www.superkids.com/aweb/tools/math/

Aplusmath.com Welcome to Aplusmath.com! This web site was developed to help students improve their math skills interactively. View Step by Step video explanations from actual teachers. Visit our game room and play exciting games like Matho and Hidden Picture...Test your math skills with our Flashcards! Try out the Math Word Find puzzle. Create and print your own set of flashcards online using the Flashcard Creator! See the Worksheets section, where you can print worksheets to practice offline. Try the Homework Helper to check your homework solutions. http://www.aplusmath.com/

Math.com - World of Math Online   Math.com is dedicated to providing revolutionary ways for students, parents, teachers, and everyone to learn math. Combining educationally sound principles with proprietary technology, Math.com offers a unique experience that quickly guides the user to the solutions they need and the products they want. These solutions include assessment, on-demand modular courses that target key math concepts, 24/7 live online tutoring, and expert answers to math questions.     http://www.math.com/

Math Goodies: Math Goodies is a free math help site that launched in 1998. Math Goodies was a pioneer of interactive math instruction and free online homework help. Today our award-winning site has over 400 pages of activities for students, educators and parents.  http://mathgoodies.com/

DiscoverySchool's Puzzlemaker allows kids to make crossword puzzles online. http://puzzlemaker.school.discovery.com

Calc101.com Automatic Calculus, Linear Algebra, and Polynomials -- derivatives, integrals, graphs, matrices, determinants, systems of linear equations http://www.calc101.com/

Online math resources for High school: Algebra, Graphing,Calculus http://www.homeschoolmath.net/math_resources_4.php

I wonder how that works! Hmmm....It has something to do with the colors....http://www.patmedia.net/marklevinson/cool/cool_illusion.html cool illusion

thanks Lauri!

Ribbit's Math Ventures 
http://www.mohonasen.org/staffdev/mathven/Ribbit/rdefault.htm
Ribbit contains three applied mathematics problems that we hope bloom into more. Read the text on the Parent and Teacher Pages, then work with students on the problem appropriate for their grade level. Hop to it!

Fin, Fur and Feather Bureau of Investigation (FFFBI) Headquarters 
http://www.fffbi.com/hq.html
This site uses interactive stories and original thinking games to get kids to solve mysteries and learn crucial problem solving skills such as using the Internet for research and investigation, reading, and writing. The project encourages exploration of a wide range of subjects from math and science to geography, genetics and history. Admittedly, it's also, as one kid wrote, "freaky weird." Thank goodness, there is a section for teachers which helps explain what's going on.

Handbook of Forensic Services (FBI) 
http://www.fbi.gov/hq/lab/handbook/intro.htm
Science runs smack into law enforcement as the FBI publishes its Handbook of Forensic Services online. Learn about Evidence Examinations, Crimes Scenes and learn Safety techniques while working with unknown substances.

Biothreats in our Midst
http://www.interactworks.info/biothreats/index.html
This activity is designed to teach students about anthrax exposure and helps them gain a better understanding of terrorism. Sections divided into Language Arts, Science, Mathematics, and Social Studies. A "flashy interface" but a simple format lies beneath. Each section suggests an activity or two. You must then use the "Links" to locate the information required to complete the activity. Requires Flash. From the Naval School of Health Sciences.

Celebrating Sondheim 
http://artsedge.kennedy-center.org/exploring/mt/sondheim/artsedge.html
Looking for ways to movement, multiculturalism and logical/mathematical intelligence in lessons? Look to the teaching resources at this ArtsEdge website for Into the Woods, Jr., Sondheim's Into the Woods, and Dancing in the Park with Friends.