http://mathforum.com/

The Forum experiments with using the Web for instruction and with involving Forum users in the creation of materials. The goal is to open possibilities for educational materials that combine hypertext, interaction, multi-media, and communication at a distance.

http://www.mathsnet.net/a2zofssheets.html

The things you need to know about spreadsheets are summarized here, with particular reference to Microsoft Excel, though note that much of what is written for Excel will apply to most ofther "Windows" spreadsheets as well.

http://www.aplusmath.com/

This web site was developed to help students improve their math skills interactively.

http://www.explorelearning.com/index.cfm?method=cResource.dspDetail&ResourceID=95

Explore how real numbers can be added together using a number line.

http://mathplayground.com/algebra_puzzle.html

Find the value of each of the three objects presented in the puzzle. The numbers given represent the sum of the objects in each row or column. Sometimes, only one object will appear in a row or column. That makes the puzzle easier to solve. Other times, you will have to look for relationships among the objects. This is a challenging addition puzzle.

http://www.awesomelibrary.org/

Awesome Library has organzied the web with 31,000 carefully reviewed resources,which include the top 5 percent in education.

http://www.scienceacademy.com/BI/index.html

nteractive site that presents problems in basic computation to reading problems and tracks progress.

http://www.bizworld.org/

This site describes a program to bring volunteers into the classroom to encourage students to learn about basic business principles in a simulated business environment.

http://www.fi.edu/qa00/attic3/

This resource, produced by the Franklin Institute Online Fellows, takes an educational look at timepieces in the collection of the Franklin Institute Science Museum.

http://www.coolmath4kids.com/

An amusement Park of math for kids

http://sunsite.ubc.ca/LivingMathematics/Packages/CopyCat/home.html

Interactive games that challenges the mind to understand complex geometrical structures.

http://pegasus.cc.ucf.edu/~ucfcasio/qvmath.htm

This sites gives several lesson plans on how to use the digital camera in the math classroom.

http://school.discovery.com/

Site has worksheet generator, games, quizzes and much more.

http://www.dositey.com

A collection of educational units. Dositey.com is intended to provide a much-needed boost to teachers looking to enhance their classroom curricula, as well as to provide teachers with innovative homework assignments. Each module is designed to be instructional, fun, and easy to use. Lessons are interactive and utilize visual presentation of a single topic to enhance the learning experience. For example, addition problems in math are displayed both with and without regrouping. Site has printable worksheets in addition to interactive activities.

http://www.harcourtschool.com/elab/index.html

Spanish as well as English interactive activities for teaching basic math skills from fractions to scatter plots.

http://www.edhelper.com/addition.htm

This site has 1000s of worksheets that are free to download and print.

http://www.edhelper.com/

A complete resource for all subject areas. Includes lesson plans, worksheets, vocabulary, and much more!

http://www.cloudnet.com/~edrbsass/edmath.htm

There are many links to sites for lesson plans, math-relates rubrics, and other information.

http://www.edu4kids.com/#http://www.edu4kids.com/

Drill games are for students grades K-12 including Math, Social Studies, Vocabulary and Science. Topics for the drills include U.S. President, U.S. and World Geography, Periodic tables, and Math tables. Good site for high school review. Site requires membership but has several free drills.

http://scienceworld.wolfram.com/biography/

Eric Weisstein's World of Science contains budding encyclopedias of astronomy, scientific biography, chemistry, and physics.

http://www.factmonster.com/mathmoney.html

Helpful facts from number theory to multiplication table, metric conversions, and much more.

http://www.fffbi.com

This is an interactive website that uses humor and storytelling to help kids ages 8-13 learn about places and cultures around the world through a wide range of subjects, including geography, math, science, music and history.

http://www.figurethis.org/

Mathematics Challenges for Families provides interesting math challenges that students can do own their own or at home with their families. It is available in both English and Spanish.

http://www.allmath.com/

Select flashcards in addition, subtraction, multiplication, or division. You set the numbers and the time allowed for answering. It keeps score for you.

http://www.prongo.com/math/

Select from Addition or Multiplication to participate in a fun interactive game of math where students select the level of difficulty of the problems.

http://www.sites4teachers.com/links/redirect.php?url=http://ecedweb.unomaha.edu/lessons/lessons.cfm

Here are some great online economics lessons--all levels and content areas keyed to the Nebraska Social Studies/Economics Standards. If you know the concept you want to teach, start from the K-5 concepts list or the 6-12 concepts list. Materials from which to create more lessons are available from the Virtual Economics Companion.

http://www.harcourtschool.com/glossary/math/index.html

This is a complete online dictionary of math terms.

http://www.ed.gov/pubs/parents/Math/

An excellent resource for parents and teachers with hundreds of quick lesson ideas.

http://highschoolace.com/ace/ace.cfm

The High School Hub is a noncommercial portal to excellent free online academic resources for high school students. It features learning activities, a daily news quiz, a reference collection, SAT practice, college information, and subject guides for English, mathematics, science, social studies, world languages, arts, health, and technology.

http://www.hippocampus.org/

HippoCampus offers multimedia lessons and course materials to help you with your instruction, homework, and studies. You can browse multimedia lessons or complete courses, and find help with the topics covered in popular textbooks.

http://www.indo.com/distance/

This service uses data from the US Census and a supplementary list of cities around the world to find the latitude and longitude of two places, and then calculates the distance between them (as the crow flies). It also provides a map showing the two places, using the Xerox PARC Map Server.

http://www.iknowthat.com

IKnowthat.com activities encourage kids to be creative and to learn by doing. In the spirit of discovery-based education, the activities are designed to provide kids with opportunities to actively explore concepts and guide their own learning experience. Throughout their explorations at iKnowthat.com, kids are exposed to educational material, which they can learn and apply.

http://www.aplusmath.com/Games/games.html

A game site that stresses multiplication, division, subtraction, and addition with games such as Concentration, Hidden Pictures, and Bingo to teach math concepts.

http://omsd.omsd.k12.ca.us/DEPARTMENTS/LSS/STANDARDS/Pages/standards.aspx

Provides an opportunity to view grade level content standards in language arts and math in terms that students can more readily understand.

http://www.kclogin.com

The two subjects that Kids College focus on are Math and Language Arts. All of the questions asked are Core Content Driven. This program does cost an annual fee but is a wonderful investment. The program adjust to each students skill level and lets the teacher track the progress. The children are motivated by getting to play various sports activities for correct answers.

http://www.kidzone.ws/math/index.htm

Choose from online activities and printable worksheets for math.

http://www.col-ed.org/cur/math/math17.txt

Ratios can be a difficult idea for elementary students to grasp. Spending time manipulating "real"objects provides a tangible reference when later dealing with the concept .. in either an abstract or practical fashion.

http://www.teachervision.com/

Great materials across the curriculum at all grade levels.

http://www.lessonplanz.com/Preschool/

A database of lesson plans for educators.

http://sunsite.ubc.ca/LivingMathematics/

The site has a collection of interactive math activities to provide students with the opportunity to visualize math.

http://mathcentral.uregina.ca/RR/database/RR.09.98/loewen2.html

Activities for grades 4 thru 6 ranging from geoboards to color tiles.

http://www.funbrain.com/brain/MathBrain/MathBrain.html

Site contains many games for kids kindergarten to eighth grade to practice their math skills. The site includes addition, subtraction, fractions, division, and much more.

http://www.mathcats.com/contents.html

Excellent site containing interactive activities, crafts, practice problems and more.

http://mathcentral.uregina.ca/index.html

An internet service for mathematics teachers and students offered in French and English.

http://www.mathfactcafe.com/

Grades 1-4 math site with ready made flashcards, worksheets, or allows teachers to generate your own worksheets.

http://mathforum.com/

The Math Forum is a leading center for mathematics and mathematics education on the Internet. The Math Forum's mission is to provide resources, materials, activities, person-to-person interactions, and educational products and services that enrich and support teaching and learning in an increasingly technological world.

http://www.wendyseger.com/sol_games.htm

Math games and activities divided into categories.

http://www.funbrain.com/

Fun games to reinforce math skills.

http://www.mathplayground.com/

"An action-packed site for elementary and middle school students. Practice your math skills, play a logic game and have some fun!"

http://www.math.com/

This site contains math tutorial material ranging from fractions through calculus.

http://pegasus.cc.ucf.edu/~ucfcasio/qvmath.htm

Lesson plans on how to incorporate use of the digital camera into the math classroom.

http://www.rhlschool.com/math.htm

Featuring original mathematics problem solving worksheets for teachers and parents to copy for their kids. Use them for teaching, reinforcement, and review. They are most appropriate for grades four and five, but many are designed to be challenging and informative to older and more advanced students as well.

http://www.codexcel.com/sw/mathmatic/

It's a program for learning and drilling multiplication tables 1 to 12.

http://www.mathnerds.com/

MathNerds provides Free, discovery-based, mathematical guidance via an international, volunteer network of mathematicians.

http://www.mathway.com/

This website allows you type in a mathematical problem and the site shows step by step how to solve the problem.

http://www.scottbryce.com/mathwork/

On-line math worksheet generator with everything from the basics to reading a ruler.

http://www.mathgoodies.com/lessons/

Interactive math lessons actively engage students in the learning process and provide them with immediate feedback. Each of our 54 lessons is a comprehensive learning module.

http://www.multiplication.com/interactive_games.htm

Interactive website containing fun games for students to practice their multiplication facts.

http://nces.ed.gov/nceskids/index.html

Education information and activities for math classes.

http://nces.ed.gov/nceskids/

The National Center for Education Statistics includes several games, quizzes and skill building activities for math, probability and graphing. It includes an interactive activity where you can enter up to 5000 dice rolls and see the outcome on a graph.

http://www.pbs.org/teachers/

View lessons and activities by selecting a grade range and topic. Areas covered include Art, Health and Fitness, Math, Reading and Language Arts, Science and Technology, Social Studies, Early Childhood, Library Media and Technology Coordinators.

http://www.pbs.org/teachersource/mathline/concepts/earthday/activity1.shtm

PBS MATHLINE: ConnectionsOur monthly themes help connect math to everyday life. Each month some of our new teacher content -- Math Concepts, Teacher Tips, Career Connections, or Math Challenges -- will make connections between the monthly theme and practical math resources.

http://www.pppst.com/

Power point and animations for teachers to use in their classroom. All content areas included.

http://pppst.com/

This website houses a great collection of ready made power points and interactive activities for many subject matters.

http://www.physicscentral.com

With different types of resources available, this website from the American Physical Society covers a variety of needs of physics teachers at all levels. For high school and college students, the features from Physics in Action and People in Physics let students see how physics applies to the "real world."

https://pumas.gsfc.nasa.gov/

PUMAS (poo' · mas) -- is a collection of one-page examples of how math and science topics taught in K-12 classes can be used in interesting settings, including everyday life. The examples are written primarily by scientists and engineers.

http://www.project2061.org/

Project 2061 is the long-term initiative of the American Association for the Advancement of Science working to reform K-12 science, mathematics, and technology education nationwide.

http://www.readwritethink.org/

The website states its purpose is to "provide educators and students access to the highest quality practices and resources in reading and language arts instruction."

http://education.jlab.org/indexpages/

Test your knowledge of the Table of Elements on-line with our Element Flash Card, Element Hangman, Element Matching, Element Concentration and Element Math games! A printable Periodic Table of Elements is also available! An interesting version of Millionaire activity is available to test general math and science knowledge. More activities will be added as they are completed.

http://www.ars.usda.gov/is/kids/globalscitech/index.html

"Science Knows No Boundaries" web site highlights this international nature of science—and the importance of math and science education.

http://www.songsforteaching.com/index.htm

Using music to promote learning. Ideas and resources for using music to teach content across the curriculum to students of all ages.

http://www.literacycenter.net/numbers_es/numbers_es.asp

This activity is designed to instruct and practice numbers in Spanish. Without the foundation of number skills, children will have difficulty performing other academic tasks. At the Number Center, the skills covered begin with basic number names and progress through more advanced mathematical concepts. Reading skills will be reinforced in this section through the use of mathematical vocabulary. Level one of this activity is number recognition, followed by nine other activities including number Concentration, matching, finding numbers on the keyboard, as well as the most advanced section of telling time. In this section, children will be introduced to the passage of time and to telling time. The understanding of time on an analog clock is the introduction of fractions for many children and as such, deserves special attention. The Time Center will reinforce reading and number skills. Requires Adobe Flash Player.

http://sunsite.ubc.ca/LivingMathematics/Packages/CopyCat/pat2x1e.html

Interactive games for teaching patterns.

http://www.syvum.com/online/games.html

Students may select activities and skill that are appropriate for their grade level and subject area to download and print free worksheets and activity sheets.

http://www.teachervision.com/lesson-plans/lesson-6222.html?wtlAC=gsa100202,email-t

Great site for teachers were they can specifiy grade level and subject area to download and print free worksheets and activity sheets.

http://www.teachersfirst.com/index.cfm

"TeachersFirst is a rich collection of lessons, units, and web resources designed to save teachers time by delivering just what they need in a practical, user-friendly, and ad-free format. We offer our own professional and classroom-ready content along with thousands of reviewed web resources, including practical ideas for classroom use and safe classroom use of Web 2.0. Busy teachers, parents, and students can find resources using our subject/grade level search, keyword search, or extensive menus."

http://www.texasbeyondhistory.net/

Learn archeology within the context of one state. Texas Beyond History starts with a site map to archeological sites around Texas. The Kids area has activities and even a link to an expert, Dr. Dirt. For teachers, there are lesson ideas in the arts, mathematics, literature, and history & social studies.

http://pbskids.org/democracy/educators/index.html

Welcome! We hope you'll find The Democracy Project site to be a useful, fun addition to your classroom during the election year and beyond. TheWelcome! We hope you'll find The Democracy Project site to be a useful, fun addition to your classroom during the election year and beyond.

http://www.kokogiak.com/megapenny/default.asp

Tired of waiting for pennies from heaven? At this site, you can have a look at all the pennies you could ever imagine. The MegaPenny Project is designed to help people visualize huge numbers by using a small, commonplace object–the U.S. penny–and using it to visually represent an answer to the question: “What would a billion (or a trillion) pennies look like?"

http://www.time.gov/

This public service is cooperatively provided by the two time agencies of United States.

http://www.utm.edu/research/primes/

Web site dedicated entirely to the study of prime numbers.

http://nlvm.usu.edu/en/nav/vlibrary.html

This website has hundreds of virtual math manipulatives that teachers and students can use for free.

http://www.webmath.com/

Not even calculus can resist the power of our step-by-step problem solvers.

http://www.schoolexpress.com/fws/cat.php?id=2252

Select from a variety of free worksheets from addition to Roman Numerals.