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Khan Academy is a wonderful resource for brushing up on a wide variety of topics in not only math, but also science, the arts, and other subjects!

This link will take you to the comprehensive list of all their math courses offered, from Kindergarten to College level. Struggling on a current (or past) subject in class, and want to practice your skills? You're in the right place.

Each course has a variety of videos, articles, and exercises to help you learn and practice the content.

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Mathplanet is somewhat similar to Khan Academy -- it provides video lessons and walks you through examples in a variety of high school math topics ranging from pre-algebra to geometry.

Though they don't have interactive exercises like Khan Academy, they go into quite specific concepts within the various subjects. So if you feel like Khan Academy isn't cutting it for your study needs, this is also a great studying and review source.

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Math planet is an online resource where one can study math for free. Take our high school math courses in Pre-algebra, Algebra 1, Algebra 2 and Geometry. We have also prepared practice tests for the SAT and ACT. We have recently launched a basic programming course in Python language for beginners.

The educational material is focused on US high school maths. However, since maths is the same all over the world, we welcome everybody to study math with us, for free.

Every contribution, no matter the size, has a significant impact on Mathplanet. We are dedicated to offering a free, accessible platform for learning mathematics. Your support helps us continue this mission and ensures that knowledge remains within reach for everyone. Thank you for being a part of our math-loving community.
Click on the donation button and support Mattecentrum!

Mattecentrum, established in 2008 within Sweden, is a non-profit membership organization. It has been dedicated to offering complimentary assistance in mathematics for all individuals engaged in mathematical studies, for free. The primary goal of Mattecentrum revolves around fostering equitable access to knowledge while also fostering greater interest and proficiency in mathematics and other STEM-related disciplines. The organization's membership spans ages 6 to 26.

Through its network, Mattecentrum orchestrates complimentary math labs throughout Sweden, conducted within schools, libraries, and various other venues spread across 24 different cities. Each month, over 3500 students nationwide receive personalized educational support courtesy of the contributions from Mattecentrum's dedicated group of 450 active volunteers.

Mattecentrum also offers FREE online help apart from Mathplanet:

Math labs for tutoring support
Throughout 2022, math lab activities were carried out in 24 locations. Conventions were organized on eight occasions. Mattecentrum's member organizations collectively provided 35,696 hours of homework assistance within physical math labs.

Digital Math Labs
In Mattecentrum's digital math labs, also known as Live Help, students can engage with the organization's volunteers through video meetings to receive personalized assistance with their math queries. Live Help offers both drop-in sessions and scheduled meetings.

During 2022, Live Help was manned by 27 digital volunteers and facilitated 1,642 student interactions, involving a total of 3,003 hours of homework assistance.

Pluggakuten
Pluggakuten is Mattecentrum's digital homework assistance platform where members can ask questions and respond to others via an open chat, covering mathematics and other school subjects. In 2022, the site was supported by four moderators who ensured a safe environment and adherence to rules and guidelines. Mattecentrum measures the usage of Pluggakuten in homework help sessions (HS), where a session lasting at least 1 minute on Pluggakuten.se is counted as a digital homework assistance occasion. In total, Pluggakuten.se had 828,182 HS globally, with 779,205 being national.

Ekonomikoll in Swedish
Ekonomikoll.se is a website that provides insights and tools in finance. We review fundamental principles and concepts that impact our financial future.

Matteboken in Swedish and Arabic
Matteboken is Mattecentrum's digital knowledge site, offering math exercises, theory, and video lessons spanning from preschool to the highest level of high school. The site also includes puzzles, quizzes for college entrance exams, and a collection of old national exams. Matteboken is freely accessible and is also available in an Arabic language version.

Mattecentrum measures the usage of Matteboken in homework help sessions (HS), where a session lasting at least 3 minutes is counted as a digital homework assistance occasion. In 2022, Matteboken.se had a total of 599,874 HS globally, with 561,794 being national. The Arabic version of Matteboken.se had a total of 32,537 HS globally, with 5,745 being national.

Formelsamlingen
Formelsamlingen.se is Mattecentrum's digital compendium of formulas in mathematics, physics, and chemistry. Mattecentrum measures the usage of Formelsamlingen in homework help sessions (HS), where a session lasting at least 1 minute is counted as a digital homework assistance occasion. In 2022, the site had a total of 21,159 HS globally, with 19,532 being national.

Mathplanet
Mathplanet is Mattecentrum's English-language digital math book, featuring exercises, theory, and video lessons covering high school mathematics. Mattecentrum measures the usage of Mathplanet in homework help sessions (HS), where a session lasting at least 3 minutes is counted as a digital homework assistance occasion. Mathplanet.com had a total of 130,252 HS globally, with 902 being national.

In total, there were 1,799,037 global homework help sessions in our combined digital tools during 2022, with 1,549,566 being national.

YouTube
Mattecentrum has three YouTube channels featuring published math video lessons in both Swedish and English. These channels amassed a total of 17,063 subscribers, 912,798 views, and 30,610 viewing hours in 2022.

For more information about us, please visit mattecentrum.se.

To contact Mattecentrum, please send an email to: mathplanet@mattecentrum.se

Every contribution, no matter the size, has a significant impact on Mathplanet. We are dedicated to offering a free, accessible platform for learning mathematics. Your support helps us continue this mission and ensures that knowledge remains within reach for everyone. Thank you for being a part of our math-loving community
Click on the donation button and support Mattecentrum!

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Mathplanet.com is an online resource where one can study math for free. Take our high school math courses in Pre-algebra, Algebra 1, Algebra 2 and Geometry. We have also prepared practice tests for the SAT and ACT.

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Another awesome resource, with over 1500 video lessons from Middle School math topics to High School Geometry. However, most lessons are simply limited to the video, without written examples or interactive practice.

A great supplemental source if you aren't finding quite what you're looking for on Khan Academy OR Mathplanet.

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Virtual Nerd: Real math help for school and home

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Virtual Nerd's patent-pending tutorial system provides in-context information, hints, and links to supporting tutorials, synchronized with videos, each 3 to 7 minutes long. In this non-linear system, users are free to take whatever path through the material best serves their needs. These unique features make Virtual Nerd a viable alternative to private tutoring.

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Though IXL is a paid service, they will allow you up to 10 daily practice problems total, across any of the subjects they provide.

They have a vast selection, so if you feel you need extra practice in a subject but you've already exhausted the work provided by me in class, IXL can generate some more. They usually provide hints and tutorials for the problems as needed as well.

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The exact skills you need

Planning a lesson or prepping for an exam?
We've custom-built IXL skills to reinforce each topic within your:

State standards

Virginia Standards of Learning (2016)

Textbooks

See skills that match every chapter of 80+ popular textbooks

Assessments

Use IXL for the NWEA MAP, ACT, SAT, and more

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IXL | Math, Language Arts, Science, Social Studies, and Spanish

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IXL is the world's most popular subscription-based learning site for K-12. Used by over 15 million students, IXL provides personalized learning in more than 10,000 topics, covering math, language arts, science, social studies, and Spanish. Interactive questions, awards, and certificates keep kids motivated as they master skills.

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Though the interface of this site is designed to appeal to younger students, Math is Fun lays out foundational and advanced concepts in various math subjects in a simple, clear way.

The site also provides many written examples, and teaches multiple ways to solve different problems. In addition to this, the site has a math dictionary, so if you forget a term you can easily find its definition and the concept it is linked to.

Yet another awesome resource to review math concepts and procedures!

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Math explained in easy language, plus puzzles, games, worksheets and an illustrated dictionary. For K-12 kids, teachers and parents.

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If Math on its own isn't interesting enough for you, just add in some space!

NASA has developed a series of online lessons that explore different math topics from Algebra 1 to Precalculus through the lens of space. This not only has great real-world application, but gives a different viewpoint when looking at math and the perspectives for various concepts and equations.

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NASA.gov brings you images, videos and interactive features from the unique perspective of America's space agency. Get the latest updates on NASA missions, subscribe to blogs, RSS feeds and podcasts, watch NASA TV live, or simply read about our mission to pioneer the future in space exploration, scientific discovery and aeronautics research.

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Learn in Different Ways! - Math Jeopardy

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Learn in Different Ways! - Math Jeopardy

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Math-Play provides list of Jeopardy games covering a wide variety of math subjects, so this is a great way to practice math if you're a Jeopardy buff.

What's great is you can play alone, or with up to three other friends on one device, so grab some classmates and play!

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Are you looking for free math jeopardy games? These exciting games about different mathematical concepts are excellent for practice and review.

The games can be played alone or in teams; therefore they make good classroom activities.

We hope you have fun playing these free and interactive jeopardy-style games!

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Free online math jeopardy games for students and teachers. You can play them alone, with your friends, or in teams. They make excellent classroom activities.

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Sign up for a free account and become a math wizard -- literally! Play as a wizard, customize your character, and cast spells in battle by solving math problems.

By selecting 8th grade, the math problems will address various base topics for high school level algebra and geometry. A super fun way to brush up on the basics!

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K12 Math Hip-Hop Videos & Lessons | Flocabulary

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Comprehensive math lesson plans with teacher guides, printable hand-outs, quizzes. Drive better standardized scores with Flocabulary!

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MangaHigh has a bunch of awesome math games to help you practice your abilities while also having fun!

This link will take you to their comprehensive list of games, but click on the "Ages 14-16" category to see their higher level algebra and geometry games, and the "Ages 11-14" category to see some games designed to practice some base concepts for geometry and algebra.

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Race against classmates as you answer numeracy questions to fly your balloon, navigating tricky obstacles along the way.

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ThatQuiz is here under "Math Tools" instead of "Study" because of one defining factor -- you don't just take the practice quizzes, you make them!

Pick from a variety of topics, edit the different settings for the quiz, and test it out! It's a great way to test your abilities and create your own study tool personalized for yourself.

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Math test activities for students and teachers of all grade levels

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Math Tools! - Desmos Graphing Calculator

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Math Tools! - Desmos Graphing Calculator

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Desmos is an amazing online graphing calculator, where if your own graphing calculator is giving you trouble or you just find it easier to type it out on the computer, Desmos will graph out your formulas and equations beautifully.

Signing up for a free account also allows you to save your graphs in different files, in case you want to access them again.

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Explore math with our beautiful, free online graphing calculator. Graph functions, plot points, visualize algebraic equations, add sliders, animate graphs, and more.

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Math Tools! - GeoGebra Online Calculator

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Math Tools! - GeoGebra Online Calculator

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Similar to Desmos, but a slightly different user interface. So if you're finding Desmos to be a bit tricky, try GeoGebra!

It also has a wide variety of tools, and allows you to switch to different calculators if needed.

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After signing up for a free account, Vectary allows you to create and manipulate 3D shapes, which can help you create visuals for math problems.

Visualization can often help concepts become clearer, and this can be a great help for creating figures for geometry problems.

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Collaboration

Practical features that save time and effort. Easy access to projects from any device. File cloning, design system options, custom libraries and easy embedding of the whole 3D scene into presentation or productivity tools.

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Vectary - Build interactive 3D and AR solutions online

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Create and share 3D design content and experiences for the web. A fully-featured 3D modeling tool with photorealistic real-time rendering, augmented reality, interactions and animations.

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Create your own study set for an upcoming quiz or test!

Quizlet is geared towards vocab studying, but it can easily be modified to include questions and answers to math problems in place of terms and definitions, unless of course, that's what you need to study.

It can also be helpful to keep a running Quizlet of all the equations and formulas you learn throughout the class, so that they're all easily accessible when you need them!

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This link will take you to the Math page on Science News, where articles regarding modern discoveries in math and the real world are continuously posted and updated.

There's some seriously interesting stuff in here, from the math behind knitting to the actually process behind calculating a dog's age in human years, and it's all quite fascinating! Check it out if you want to learn more.

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Science News was founded in 1921 as an independent, nonprofit source of accurate information on the latest news of science, medicine and technology. Today, our mission remains the same: to empower people to evaluate the news and the world around them.

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Get The Math shows you how math is used by professionals in the real world in careers that aren't usually perceived as "mathematical" such as Fashion, Video Games, Restaurants, and more.

Learn about how math is utilized in these different areas of work, then do some interactive challenges to try using the math yourself!

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A great website that provides math lessons alongside coding lessons!

Math can be an essential part of coding, and if this is something that interests you, this is a great place to get started on learning how to code.

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Mathematics is a subject that is foundational to many technical topics. Whether you're diving into advanced Data Science content or building foundations for Computer Science, math will provide you with the theories, concepts, and applications necessary to succeed.

Why we love it:

Understand the underlying concepts

Think how a computer thinks

Sharpen analytical skills

Practice problem solving

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Mathematics is a subject that is foundational to many technical topics. Whether you're diving into advanced Data Science content or building foundations for Computer Science, math will provide you with the theories, concepts, and applications necessary to succeed.

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Math in the Real World! - Careers (US News)

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Math in the Real World! - Careers (US News)

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This 2020 US News article discusses a wide variety of careers one can pursue with a math degree.

Math can be an incredibly versatile subject that impacts the world in so many different ways. If you're thinking of pursuing math in higher education, or you're just curious, check this article out!

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Want to brush up on your mental math skills? This link will take you to UNICEF's Math Games for Good Challenge, where you can play one-minute rounds of fast mental math.

For every question you get right, $0.25 will be donated to the organization. It's a great way to practice your mental math abilities while helping the world become a better place!

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Think you got math skills? Play the UNICEF Math Games for Good Challenge.

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Every child deserves the chance to go to school.