Mathigon
The mathematical playground: free interactive courses and manipulatives
Founded
2016
Starting Price
Free
Category
Education & Learning
Last updated June 13, 2026
About Mathigon
Mathigon is a free, award-winning interactive mathematics learning platform that reimagines the textbook with step-by-step, conversational courses, virtual manipulatives, and visual exploration. Now part of Amplify, it offers educators and students dozens of self-paced courses, classroom activities, and the Polypad manipulatives canvas to make math more engaging and hands-on.
Pros & Cons
Pros
- Completely free with no paywalls or premium upsells
- Highly interactive, visual approach makes abstract math concepts intuitive
- Polypad manipulatives are excellent for hands-on classroom exploration
- Self-paced courses adapt to the learner and encourage discovery
- Available in more than 20 languages
Key Features
Interactive Courses
Step-by-step, narrative-driven math courses that adapt to the learner and reveal content as students respond, covering geometry, algebra, probability, and more.
Polypad Manipulatives
A digital canvas of virtual manipulatives (number tiles, fraction bars, geometry tools, dice, and more) for problem-solving, pattern exploration, and collaboration. Now hosted by Amplify.
Classroom Activities
Ready-to-use interactive activities and lesson plans teachers can assign or project for whole-class exploration.
Course Library
A growing library of self-paced 'textbook of the future' courses spanning middle school, high school, and recreational mathematics topics.
Visual & Animated Explanations
Rich animations, diagrams, and visualizations that make abstract mathematical concepts intuitive and concrete.
Multi-Language Support
Free content available in more than 20 languages, broadening access for students and teachers worldwide.
Collaboration Tools
Pricing
Free
Free
- Full access to all interactive courses
- Polypad manipulatives canvas
- Classroom activities and lessons
- Content in 20+ languages
- No account required to explore
Best For
Classroom Math Instruction
Teachers use Polypad and interactive courses to demonstrate concepts visually and run hands-on, exploratory lessons.
Self-Paced Student Learning
Students work through narrative, interactive courses at their own pace to build intuition for geometry, algebra, and probability.
Homeschool & Parent Support
Parents use the free courses and manipulatives to supplement or lead math learning at home.
Math Enrichment & Exploration
Curious learners explore recreational math, patterns, and visual proofs through Mathigon's activities and playground tools.
