RTI Math Links


Number Tic-Tac-Toe Game

Children can practice basic addition and subtraction facts using the traditional tic-tac-toe game.

Addition Practice

A game to practice addition skills.

Fishing Addition Game

A game to practice addition skills.

Addition and Subtraction Mixed Game

A game to practice addition and subtraction skills.


Fraction Frenzy

This is a really neat matching game that uses fractions. Try it! It gets really hard.

Fractions Practice

A game to practice fractions.

Fractions Game for Kindergarten

A fractions game for younger students.


megaConverter -


megaConverter.com is an ever-growing set of weights, measures, and units conversion calculation modules.

The Internet Pizza Server -

Pizza Server

Innovative lesson plan making use of the Internet pizza Server to have students creates cyber pizzas as they like them; brings in measuring, economics and nutrition.


Clocks...Teaching Time -

Teaching Time

This is a great way to help your students understand the concept of time. The Franklin Institute Online has a scavenger hunt and other participatory activites, as well as photos of clocks housed at the Franklin Institute. Lesson plans and links are also included.

Telling Time Game

A game to practice telling time.

Telling Time

A list of links to sites that help students read digital and analog clocks. There are several online games and printable pages for students to practice telling time. Includes links to eThemes Resources on elapsed time and time zones.

Time for Time

Time for Time is a resource for teachers and students to learn everything you could want to know about the concept of time.


Algebra Notation

Practice and game to find algebraic notations.

Algebra vs. the Cockroaches

It's you against the cockroaches crawling on your graph paper! (high school and up)


Algebrahelp.com is a collection of lessons, calculators, and worksheets created to assist students and teachers of algebra.

Info on PUMP (Pittsburgh Urban Mathematics Project) Algebra Project



Geometry Practice and worksheets.

Types of Triangles

A geometry quiz about types of triangles.

The Geometry Center Welcome Page

Word Problems

MathStories.com - http://www.mathstories.com/

The house of math word problems for children. The goal of this web site is to help grade school children improve their math problem-solving skills. The pages are sorted by topic and level of difficulty. Try a level. If it is too easy or too difficult, move up or down levels accordingly. Once you have completed a level, move up to the next challenge! Each ready-to-use worksheet has enough room for students to show their work. You can print and use these worksheets free of charge.

Math Mysteries - http://www.teachtsp2.com/mathmysteries/

You can submit your own word problems for other schools and students to work out. There are also math word problems for your class to try. Some problems also have worksheets to download.

Calculator Ideas

Calculator Pattern Puzzles

Originally planned for gifted students, but tried and adapted for heterogeneous classrooms, where it can also be very successful. Students will recognize and explore the patterns based on their current concept level with numbers. First and Second Graders will instantly make connections to the idea of multiplication. Third Graders will refine and extend that same concept.

Help in Math

Ask Dr. Math

This page is for teachers and students of all ages. If you have a math question, then this is the place to come. Try the Teacher 2 Teacher page with questions on how to teach math for teachers and parents alike. For e.g. How can I teach first grade addition without finger counting? Or what is the best way to teach borrowing? There is an ongoing math forum, with searchable archives.


Homework help for Math. (subscription required)






This learning website helps you and your children explore some of the fundamentals of banking. It explains some of the basics of banking services. Your children can use KidsBank.com™ to learn a little more about how savings, interest, checking and other banking things work.

Look Who's Footing the Bill!

I mentioned webquests last year. I think they are a great, well-organized way to integrate the Internet into the classroom. This webquest uses budget simulations and a National Debt clock to help high school students better understand the concept and write to their congressmen in response. Just another fine example of how the webquest format is revolutionizing how we can teach and how children learn.


This site is sponsored by Ernst & Young LLP (a financial planning company). It is designed to teach financial planning skills to middle school students. The site provides lesson plans, as well as a game in which students must manage a sum of money as they consider debt, interest, saving, investing, and so on.

Treasury Kid's Page

Let Trez teach kids all about their money from the US Treasury Department.

Money Math - http://www.savingsbonds.gov/sav/savlearn.htm

Money Math is a four-lesson curriculum supplement that addresses mathematical concepts using real-world financial scenarios. Use in math, consumer science, social studies, after school, and other programs for grades 7-9 to teach practical finances, math skills, and use of electronic tools. You can download the Money Math curriculum as a pdf file.

Living on Your Own

This lesson is a fun way to review basic math skills, such as addition, subtraction,multiplication, division, finding averages, and working with percentages. More importantly, it shows how these skills are applied to real-life situations that are of particular interest to this age group.


Interactive Math Websites

Lots of good sites for student motivation or group work.

Suzanne's Mathematics Lessons

Lessons aligned with the NCTM Standards for Numbers and Operations, Algebra, Data Analysis and Probability, Measurement, Geometry, and other Math Resources.

Math Playground

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

Math Games

Virtual Stopwatch and Virtual Timer

This site has a free stopwatch and timer. The stopwatch counts down to zero and the timer counts up from zero.

Math Den

Online math question to practice math skills. The stages are loosely based on grades 7-12. New questions are added every Thursday.

Math Night Modules

Math Night is a fun event for kids in elementary school and their parents. It lets kids show off their math skills and introduces them to mathematical topics beyond their everyday schoolwork. Meanwhile, their parents see what their kids are learning in math and maybe learn something new about mathematics themselves. These modules are available to download to use for your own Math Night.

Everyday Math Resources

A list of sites with interactive manipulatives. Designed to go with a specific K-5 series, but can apply to any series.

A Maths Dictionary for Kids

An animated, interactivce dictionary for students which explains more than 400 common mathematical terms in simple language.

Lessons in Fractals, Complex Patterns, and Chaos

The topics of this lesson book do not fall neatly in the traditional math topics, but they touch upon many areas, such as algebra, numbers, function, geometry, probability, etc. The lessons can be downloaded as Word files to be printed and the programs can be downloaded for Windows, or used on the web (if you have Flash).

Fractals Theme Page

Collections of useful Internet educational resources within a narrow curricular topic and contain links to two types of information. Students and teachers will find curricular resources (information, content...) to help them learn about this topic. In addition, there are links to instructional materials (lesson plans), which will help teachers provide instruction in this theme.

Houghton Mifflin's Brain Teasers

Weekly brain teasers with answers. An archive of past teasers is available.

Math History Theme Page

Collections of useful Internet educational resources within a narrow curricular topic and contain links to two types of information. Students and teachers will find curricular resources (information, content...) to help them learn about this topic. In addition, there are links to instructional materials (lesson plans), which will help teachers provide instruction in this theme.

Pi on the Web Field Trip

Pi is a very important number in mathematics and has a very interesting history. This tour will helpstudents and other students learn about pi.

Tessellations Theme Page

Collections of useful Internet educational resources within a narrow curricular topic and contain links to two types of information. Students and teachers will find curricular resources (information, content...) to help them learn about this topic. In addition, there are links to instructional materials (lesson plans), which will help teachers provide instruction in this theme.

Rainforest Maths

Interactive math activities for grades K-6

Math Curriculuar Materials

Information/explanations for students and teachers wishing to learn more about Mathematics

Math Instructional Materials

Lesson plans and teaching tips/ideas for Mathematics teachers

Math Portal

Offers a large collection of math lesson plans, resources, and links to other web sites.


Lesson Plan: Students must cooperatively or individually think creatively and logically to come up with answers to a question. This is a great way to get students to realize that there might be more than one answer to a situation and to use their creative thinking skills.

Surf the Net with Kids: Math

Links to online math worksheets, flashcards, activities, and games.


Fun math for kids of all ages. Includes math lessons, math problems, math games, and a math dictionary. There are also areas for teachers and parents.

Eisenhower National Clearinghouse (ENC)

This site provides K-12 mathematics and science resources you can easily link to on the Internet! (fee-based)


Interactive math and science simulations for grades 6-12.

Figure This! Math Challenges for Families

Mathematical challenges for families provide interesting math challenges that middle-school students can do at home with their families.

Fun Mathematics Lessons by Cynthia Lanius

This site has lots of fun K-12 mathematics lessons. Some of the topics are ratios, fractions, graphs, etc.

Games for Math and Social Skills

A collection of links to games for building math and social skills.

Internet Based Math and Science Lesson Plans

Links to some great lesson plans for both math and science. Categorized by elementary and secondary.

Fun Math and Science

This site features some activites to make science, math, and technology fun.


MathCounts is the national math coaching and competition program for 7th and 8th grade students. It increases math interest through creative curriculum materials and dedicated volunteers.

Math Solutions Newsletter Lessons Archive

This is a collection of lessons from the Math Solutions Online Newsletter. They are divided by grade levels from K-8.

Math & Science Gateway

This award-winning site is maintained by the Cornell Deptartment of Education. The Gateway provides links to resources in mathematics and science for educators and students in grades 9-12, although teachers of other levels may find these materials helpful.

Math in Daily Life

Think that just because you're out of school means that you can forget allabout trigonometry and calculus? Guess again. Check out this site to see how big a part math plays in everyday life.


The MegaMath project is intended to bring unusual and important mathematical ideas to elementary school classrooms so that young people and their teachers can think about them together.

Quilted Math

Quilts have much to do with both geometry and American heritage. Investigate quilting further with Riverdeep's feature, "Quilted Math". Several excellent activities and resources accompany the article. Consider having your students create their own patchwork classroom quilt for a winter project, with each student creating a square representing their own unique heritage and traditions. [Classroom Flyer, 1/17/03]


Kindergarten students click on mystery shapes and attempt to identify them, not only as the common items they can find every day around their house, but also as a box (rectangle), ball (circle), or cylinder. They will also be asked to draw three pictures of each shape of items they find around their own household and bring their drawings back to the classroom to share... [Classroom Flyer, 1/17/03]

Silver Burdett Ginn Math

This site leads to teacher activity guides and student activity sheets for grades K-6.

Teachnet.com-Math Lessons Ideas

Middle School Portal: Mathmatics Pathway

A collection of online resources to help you and your students thoroughly explore topics. Includes Algebra, Measurement, Discrete Mathematics, Statistics, Trigonometry, etc.

National Library of Virtual Manipulatives

The eNLVM is an NSF funded project to develop interactive online learning units (eModules) for 3-12 mathematics. It provides easy-to-use teaching tools and resources that promote student understanding of important mathematics.

portaportal.com: Math Correlations

Links to math activities that correlate to standards in grades K-6.


Interactive Java-based courseware for exploration in science and mathematics, along with lessons and discussions.