# Great Math Websites for Teachers

A+ Math: Flash Cards for Fractions, Integers, etc.--great for one-on-one practice of number facts

Great Plains Math League: Get your students interested in competing at math contests

The Math Forum: problems of the week for different levels (alg., geom., etc.), Internet math library, and seemingly infinite resources for the classroom

Ready-to-use TI technology lessons (student sheets, teacher notes, and detailed solutions) at TI-Math

To make graph paper of any type, try Incompetech or PrintFreeGraphPaper

To make puzzles of almost any kind over vocabulary or concepts, go to the Discovery Channel's Puzzlemaker!

Definitions and Origins of Math Terms: This site has an extensive background and history of mathematical terms and symbols we use everyday

Texas Instruments: endless archives of programs and games for whatever TI you own as well as lesson plans for the classroom

MATHguide: a guide to puzzles on the Internet as well as quick lessons and quizzes for student practice

thinks.com: a new crossword, word search, jigsaw puzzle, and other puzzles every day on this site

For hundreds of interactive math lessons, check out the Interactive Mathematics Classroom

Join NCTM (National Council of Teachers of Mathematics)!

Need a math dictionary? Try MathWords

For online manipulatives, check out the National Library of Virtual Manipulatives

For teachers who use cooperative learning in their classroom, check out Kagan's website!

To play your favorite board games like Scrabble or Monopoly online, try games.com!

To practice for the ACT, SAT, or other placement tests, try this Math Drills page or for any standardized test ever made, check out Test Prep

Need some practice with the basics? Check out 321 Know Math!

Association of Women in Mathematics: information about women in math & science

Catalog of Federal Domestic Assistance: everything a teacher needs to know about applying for a grant

Having problems putting those math symbols on your tests? Visit MathType!

Do you like Numb3rs? Check out all of the cool activities to go with the show!

Are you a secondary school teacher? Would you like to travel to some great foreign countries? The Toyota International Teacher Program is offering a fully-funded study visit to Costa Rica in June 2010. Full-time secondary school teachers in any of the 50 states are eligible to apply. For applications and more information about this unique opportunity check out our website!

Want an interactive look at Euclid's Elements?

For another teacher's sample lessons, check out Henry Picciotto's website.

Free math programs to prepare students for college algebra, calculus, or just have fun with some mathematical games!

Learn some algebra while playing games at Cut-the-Knot!

Mathematrix: a great site for creating your own polyominoes, tangrams, flexagons, and other mathematical recreations!

For some interactive lessons about statistics, check out the National Center for Education Statistics!

For some essays and articles about the misuses of statistics, check out STATS!

Visit the New York Times Learning Network for quizzes and summaries about current events, quotes and crosswords of the day, and daily interdisciplinary teacher lesson plans!

What every new teacher should know--a survival guide written by Sallie Mae First Class Teachers!

For lots of data sets for statistics, try the Data and Story Library.

TeachNet has great web-based activities for math teachers, check it out!

Teachers, if you have never attended a T^3 (Teachers Teaching with Technology) conference, sign up now! You will come back with lesson plans you can immediately use in your classroom!

For interesting and challenging problems, try out the following websites:

American Regions Math League (ARML): http://www.arml.com/

Math League: http://www.mathleague.com/

Problems with a Point: http://www2.edc.org/mathproblems/

American Mathematics Competition (AMC): http://www.unl.edu/amc/

Mathcounts: http://mathcounts.org/

For those of you who are avid math enthusiasts, check out the Art of Problem Solving!