General Numeracy Websites

General Math Websites for Grades K-12

  1. All Math – There are around 350 math calculators, convertors and other types of information but no worksheets thusfar. A lot of it seems more suitable for educators and students of middle and secondary schools. There are ads on pretty much each page.
  2. BetterLesson – An extensive collection of lesson plan ideas and instructional strategies to assist K-12 teachers with supplementing their classroom.
  3. BrainPop – Engaging learning games, animated movies, and activities. Designed with relevance, depth, and humor to encourage kids on their unique learning paths.
  4. BuzzMath – Collect stars, earn badges and unlock missions in a historical adventure to help Alfred rebuild Mathlantis. There are 10,000+ activities designed for the provincial K – 12 math curriculum. Save time with automated correction and differentiation tools. There are tools and reports to manage the classroom and students. Note: Canadian teachers will need to look for NetMath as this is the international version.
  5. Citizen Math – Unlike rote tasks that present math as procedures to memorize and regurgitate, or irrelevant word problems that use the world to look at math, this is more immersive, engaging and effective because it uses math to look at the world.
  6. CK-12 – Offers free interactive, integrated, and insightful functionality enabling a student’s personalized journey. Concept Pages offer a wide variety of STEM content allowing students to “learn it their way” and teachers to “teach it their way.” Interactives and Simulations enable students to experience concepts in a new and exciting way.
  7. Corbettmaths – Provides videos, quizzes, revision cards and worksheets for K-12 students. There is an excellent 5-a-day program at all grade levels for daily math questions. There is a link to the same material but targetted at younger students at
  8. CueThink – An innovative application focused on improving math problem-solving and collaboration skills. Embedded tools structure and capture the problem-solving process, and enable students to engage in mathematical discourse with peers.
  9. Desmos – Cutting-edge technology powers free digital K – 12 classroom activities, thoughtfully designed to support and celebrate the different ways students come to know mathematics. These activities are guided by a pedagogical philosophy and possibilities for students to explore concepts more deeply, collaborate with their peers on problem-solving, and apply knowledge creatively as mathematicians.
  10. Ed Helper – There are worksheets for  addition, subtraction, multiplication, and division through the use of math drills and word problems. Take advantage of the math worksheet generators to create on-demand math worksheets for K – 12 students. Extra math homework help is only a click away! There are some free resources but a subscription is necessary to have full access.
  11. Edulastic – Easily administer district common or classroom formative assessments using high-quality item banks, diagnostic or curriculum-aligned assessments, create your own questions or mix and match.
  12. EZSchool – Information and activities provide K – 12 students good practice in all the math strands. Note: There are ads on each page.
  13. Flexmath – Students can browse and access the content on their own, or teachers can set up groups and assign content. Teachers can use the FlexMath lessons to help explain math concepts to the whole class or in small groups. 
  14. Flocabulary (Math) – Each lesson starts with a hip hop video on a K-12 topic to engage learners. It may be followed by vocab cards, a quiz, a game and any of the other features that are appropriate for that lesson.
  15. Fraction Talks – Filled with images of shapes—triangles within triangles, for example—that encourages math discussions. Simply asking students, “What do you observe?” can prompt them to share what and how many shapes they notice, while asking “How many shapes are red or shaded?” encourages students to explore and understand fractions.
  16. Freckle – Captivating every learner with differentiated practice, it is designed to be both teacher-led and student-paced. Assign specific math exercises based on grade-level standards, and for K – 12 students who need practice outside of their grade level, Freckle can provide self-paced practice that continuously adapts as they progress. Real-world lessons encourage students to work in groups to solve fun, practical challenges with the skills they’ve learned.
  17. FUSE (Victoria State Government) – Find dedicated areas for your stage of learning (early childhood, primary, secondary) as well as a page for teachers. Browse and discover resources resources aligned to the Victorian Curriculum.
  18. Geogebra – Free digital tools for class activities, graphing, geometry, collaborative whiteboard and more. Find over 1 million free activities, simulations, exercises, lessons, and games for math.
  19. Help Teaching – Custom and Pre-made printables and worksheets online for K – 12 classrooms. It is free to join with limited free resources but the “pro” plan is actually economical for access to all the materials.
  20. Inside Mathematics https://www.insidemathematics,org – Provides a resource for educators around the world who struggle to provide the best mathematics instruction they can for their students. Too often, teachers who excel at reaching students have few ways of sharing these strong practices with others – and teachers who struggle, struggle alone.
  21. IXL – Gain fluency and confidence in math! IXL helps K – 12 students master essential skills at their own pace through fun and interactive questions, built in support and motivating awards.
  22. K12 Math Worksheets – Find worksheets designed to help students improve in their math skills across a wide variety of concepts: basic operations, geometry, counting money, using number lines, using rulers, and more. There are ads on the website.
  23. Kandoolu – Gives teachers real-time feedback on student understanding and suggests resources targeted to meet the needs of each child. The easy to use mobile app works on any device, inside and outside of the classroom.  It’s a teacher’s aid, tutor and guide for parents to support and reinforce learning.
  24. Khan Academy – The mission was to make learning math easier than what was necessarily taught in the classroom through videos and practice questions. To this day, it is still a popular and effective website for helping students understand math in various ways.
  25. Knowre – The algorithmically-generated curricula provides each student with content targeted at filling their unique learning gaps. Gamified feedback and beautiful graphics motivate students to engage with learning. Provides students instructional help through videos and step-by-step guidance at each step of a problem.
  26. Mangahigh – Easily assign scaffolded, curriculum-aligned activities for class and homework. Gain immediate insight into student understanding and effort to adapt teaching in response. Build up a detailed picture of each student’s progress over time.
  27. Math-Aids – Contains over 94 different math topics with over 1223 unique worksheets. May be customized to fit your needs and printed immediately or saved for later use. Randomly create using math worksheet generators, so you have an endless supply of quality math worksheets at your disposal. 
  28. Mathbots – All sorts of toll for math teachers, including: bell-ringers,drills, manipulatives, question generators, printables and puzzles.
  29. Math Central – A very cool website with biolgraphies of famous mathematicians, a database of math questions, teachers bulletin board, problem of the week link and a collection of K – 12 teaching resources.
  30. Math-Drills – Includes over 58 thousand free math worksheets available on a broad range of topics including number sense, arithmetic, pre-algebra, geometry, measurement, money concepts and much more. There are two interactive math features: the math flash cards and dots math game.
  31. Math for Love – Openers promote rigorous thinking and discourse, and shift classroom culture toward student engagement and meaningful work. Rich tasks are designed to launch quickly, engage students, and promote perseverance & pattern-seeking, courage & curiosity and organization & communication.
  32. Mathies – Originally for K – 12 students and educators in Ontario, it seems to be open to anyone who wants to use it. However, once Flash Player hit end of life, many of the activities and games may no longer work.
  33. Math is Fun – Offering K – 12 mathematics information in an enjoyable and easy-to-learn manner to show that mathematics can be fun.
  34. Mathletics – Provides learners with the chance to put their mathematics skills to use through activities and challenges that are relevant and attention-grabbing. Designed to support teachers and parents to deliver lessons in their own time and way while providing in-depth reports to help see progress in each student.
  35. Mathnasium – It’s the website to physical learning centres where math tutors utilize proprietary teaching materials and techniques, called The Mathnasium Method™, to deliver a customized learning plan designed to address each K – 12 student’s needs. The instructional approach goes beyond traditional math tutoring to develop understanding and build a love for math.
  36. MathTeaching.Org –  A list of different resources to help both new and veteran teachers make math class more fun for students. There are materials that can be printed, ideas for activities to use in the classroom and even blogs with tips from teachers to help you build a perfect learning environment.
  37. Metric Conversions – Aims to help people convert units of measurement to better understand alternative measurements that they are unfamiliar with. The measurement units are categorized into types (such as Temperature Conversion, Weight Conversion and so on). 
  38. National Centre for the Excellence in the Teaching of Mathematics (NCETM) – Provides access to Number Blocks (early numeracy), Mastery materials and the National Curriculum resource tool for educators in the United Kingdom. They also have plenty of resources to help plan and deliver great lessons as well as assess pupils’ knowledge and understanding. Resources can be filtered by phase, year, key stage or resource type.
  39. National Council of Teachers of Mathematics Actually, this is a professional organization for mathematics teachers but there are three webpages that should be noted as useful resources (limited for the non-member) for teachers willing to explore and consider a membership for access to all the resources in addition to the extensive library they have.
    • Activities with Rigor and Coherence (ARC) – Each ARC is a series of lessons that addresses a mathematical topic and demonstrates the vision of Principles to Actions: Ensuring Mathematical Success for All.
    • Illuminations – Access quality standards-based K – 12 resources teaching and learning mathematics, including interactive tools for students and instructional support for teachers.
    • Student Explorations in Mathematics – NCTM members can browse the extensive archive of Students Explorations in Mathematics activities and materials. Many activities are hands-on and related to popular topics that can be tied in with other units, such as sports, elections, nutrition, and more.
  40. National Library of Virtual Manipulatives – Provides a large library of uniquely interactive, web-based virtual manipulatives and concept tutorials for math instruction. 
  41. National Numeracy – An independent charity to help raise low levels of numeracy among both adults and children in the UK and to promote the importance of everyday maths skills. They aim to challenge negative attitudes, influence public policy and offer practical ways of helping adults and children improve their numeracy – in the community, the workplace and formal education.
  42. NetMath – Collect stars, earn badges and unlock missions in a historical adventure to help Alfred rebuild Mathlantis. There are 10,000+ activities designed for the provincial K – 12 math curriculum. Save time with automated correction and differentiation tools. There are tools and reports to manage the classroom and students. Note: BuzzMath is the international version as NetMath has been designed for Canadian teachers.
  43. NRICH – This Project aims to enrich the mathematical experiences of all learners. To support this aim, members work in a wide range of capacities, including providing professional development for teachers wishing to embed rich mathematical tasks into everyday classroom practice.
  44. Numbernut – This site offers an introduction to mathematics and provides information on a variety of math topics. It’s not just for kids, it’s for everyone (even if you aren’t a number nut). The activities still require Flash Player and there are no worksheets – it is mostly an information site.
  45. NZ Maths – Provided by the New Zealand government, there are some great resources to be found. Use the resource finder for teaching resources or take a gander at the units organized by strand. There is an extensive collection of problem solving sessions and activities with several differentiated approaches to engage students with varying levels of understanding. Note: Some parts of the site will require teacher membership.
  46. Omni Calculator –  Thanks to their collection of maths calculators, everyone can perform and understand useful mathematical calculations in seconds.  There are triangle calculators, polygon calculators, perimeter, area, volume, trigonometric functions, algebra, percentages… You name it, we have it! 
  47. PhET – Provides fun, free, interactive, research-based mathematics simulations for K – 12 students.
  48. Polyup – Polyup is a platform that provides students with gamified math challenges. Students can explore anything from simple operations (add, subtract, multiply, and divide) to more complex sequences and series. Problems get progressively harder and students are provided with a wide range of operations and functions to choose from.
  49. Schmoop (Math) – An education technology solutions company that provides engaging digital classroom tools and solutions aimed at easing the stress of the Grade 6 – 12 learning environment.
  50. TeacherMade – The state-of-the-art tool for making interactive worksheets and teacher-generated online activities. The auto-grading feature saves teachers lots of time.  The basic option is free but premium features require membership purchase.
  51. Teacher.org – Lessons come with options for modifications and differentiation in order to help cater to the needs of students. They can easily be integrated into an existing curriculum Math curriculum for any grade. 
  52. The Math Learning Centre – Great set of resources available. The Math apps are interactive and easy to use for K-5 students or as a demonstration from the teacher on the SmartBoard. Some informative and invaluable resources available as well.
  53. Toy Theater – Absolutely a “must bookmark” item…. for elementary teachers in particular. The virtual manipulatives range from an interactive clock, play money (from a number of different countries), number lines, tangrams, pattern blocks to fraction strips/circles/bars…. plus so much more.
  54. U.S. Census Bureau – Through topics such as family structures, immigration, and the value of education, show students how they can apply math and statistics to make real-life decisions. Corresponding teachers’ guides are available for each activity.
  55. Visual Patterns – Shows the beginning of a pattern—like several boxes in a grid—then asks K – 12 students to figure out the equation to fit the pattern.
  56. WebMath – A math-help web site that generates answers to specific math questions and problems, as entered by a user, at any particular moment. The math answers are generated and displayed real-time, at the moment a web user types in their math problem and clicks “solve.” In addition to the answers, Webmath also shows the student how to arrive at the answer.
  57. Which One Doesn’t Belong – Showcases four shapes, numbers, or graphs and asks K – 12 students to describe which one doesn’t belong, using math vocabulary.
  58. Wolfram Math World – Features a number of innovative interactive elements that enhance its usability for a variety of different readers, including the MathWorld Classroom, citations to journals and articles, a search engine and more.
  59. Would You Rather Math – K – 12 students choose between two real-life examples—like a box of chocolates with five rows and 14 columns or a box of chocolates with seven rows and nine columns—and have to make a mathematical argument to validate their choice.
  60. YouCubed – It aims to change the current trends by communicating the sources of maths inequality in the US and by teaching the classroom methods that are needed for 21st century learning. By providing research-based teaching methods, mathematics tasks, videos, and ideas they intend to significantly reduce maths failure and inequality in the United States and beyond, inspiring teachers and empowering all students to success.
  61. Yummy Math – It was created to provide teachers with an easy way to bring real-life into their math classrooms. When math is explored in contexts that are familiar and of interest to students, they will be more engaged to reason, think critically, question and communicate in math.  There is an option to purchase a membership in order to get access to all of the activity solutions, teacher tips, presentations and relevant Excel attachments for an entire year.

Lesson Ideas or Information to Get You Started…