20 Online Educational Resources for Math Teachers

Math education in today’s digital world has never been more exciting. With the abundance of online resources available, math teachers have everything they need to capture their students’ interest and make learning an enjoyable experience. These tools—ranging from interactive games to professional development platforms—can enrich and support teaching in countless ways. Best of all, many of these resources are either free or offer extensive free features, making them accessible to educators everywhere. Here are 20 must-know online resources every math teacher should explore:

1. Khan Academy

www.khanacademy.org
Khan Academy offers comprehensive lessons on topics ranging from basic arithmetic to advanced calculus. Its interactive exercises and video tutorials make it a valuable tool for both teachers and students.

2. Desmos

www.desmos.com
This free, interactive graphing calculator is a favorite among math teachers. Desmos also provides classroom activities to help students visualize and understand mathematical concepts.

3. GeoGebra

www.geogebra.org
GeoGebra combines geometry, algebra, spreadsheets, graphing, statistics, and calculus into one powerful platform. It’s ideal for creating dynamic lessons and activities.

4. Wolfram Alpha

www.wolframalpha.com
This computational engine is perfect for solving complex math problems and exploring topics like algebra, geometry, and statistics. The free version is robust, while the pro version adds even more features.

5. Brilliant

www.brilliant.org
Brilliant offers interactive problem-solving courses that challenge students to think critically. While it has a subscription model, free lessons are available to get started.

6. Mathway

www.mathway.com
A free problem-solving app that provides step-by-step solutions to equations. It’s a handy tool for both teachers and students when tackling challenging problems.

7. National Council of Teachers of Mathematics (NCTM)

www.nctm.org
The NCTM provides free and paid resources, including lesson plans, webinars, and teaching tools, all aligned with educational standards.

8. Illuminations

illuminations.nctm.org
Developed by NCTM, Illuminations offers free lesson plans, activities, and interactive tools designed to improve math education for students in grades K–12.

9. Math Playground

www.mathplayground.com
This site features free math games, puzzles, and interactive tutorials that make learning math fun for younger students.

10. IXL Math

www.ixl.com
IXL offers comprehensive, standards-aligned practice in a wide range of math topics. While it’s subscription-based, there are free sample exercises available.

11. Cool Math Games

www.coolmathgames.com
A popular site filled with games that reinforce math skills in a fun and engaging way, perfect for younger learners.

12. Prodigy Math

www.prodigygame.com
Prodigy is a free, gamified math platform where students solve math problems to progress in an adventure game. Teachers can track progress and assign tasks.

13. Open Middle

www.openmiddle.com
Open Middle offers challenging math problems that require higher-order thinking, encouraging students to explore multiple solution pathways.

14. NRICH

nrich.maths.org
This UK-based site offers free, high-quality math activities, puzzles, and professional development resources for teachers.

15. Math Nation

www.mathnation.com
Math Nation provides video tutorials, workbooks, and practice problems aligned with state standards. While it’s primarily for middle and high school, it’s a great resource for foundational concepts.

16. Edutopia Math

www.edutopia.org/math
Edutopia offers articles, strategies, and resources to help teachers create engaging math lessons that connect to real-world applications.

17. SplashLearn

www.splashlearn.com
A platform offering free math games and interactive lessons designed for elementary school students.

18. Math is Fun

www.mathsisfun.com
This site provides free explanations, examples, and exercises for a wide range of math topics, from basic to advanced levels.

19. CK-12 Foundation

www.ck12.org
CK-12 offers free, customizable textbooks and interactive math simulations. It’s a versatile resource for creating tailored lesson materials.

20. YouCubed

www.youcubed.org
YouCubed promotes innovative approaches to teaching math. Its free tasks and activities are designed to foster a growth mindset in students.

These platforms are perfect for finding creative ways to showcase the beauty of mathematics and spark curiosity in your students. Whether it’s simple arithmetic or complex calculus, these tools provide innovative solutions to engage learners at all levels. Dive in, experiment, and transform math into a subject your students can’t wait to explore!