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On the recordRead 12 Oct 202619 facts
Interactive Primer
Plans and prices
Free
Free
No sign-up · no subscriptions · no ads
Read 12 Oct 2026 · interactiveprimer.com
On the record
- Accessibility
- The site aims to meet WCAG 2.1 Level AA and says it is partially conformant; the graph explorer is not yet fully keyboard- or screen-reader-operable.interactiveprimer.com · read 12 Oct 2026
- Adaptive learning
- Yesinteractiveprimer.com · read 22 Sep 2026
- Curricula
- The lessons are mapped to UK Key Stages, GCSE and A-level; US Common Core and AP; Australian, Canadian, and South African syllabuses; and IB programmes.interactiveprimer.com · read 12 Oct 2026
- For schools
- The school library covers mathematics, physics, and computer science from early counting through A-level and beyond, with no sign-up or installation required.interactiveprimer.com · read 12 Oct 2026
- Gamified practice
- Yesinteractiveprimer.com · read 22 Sep 2026
- Guided lessons
- Yesinteractiveprimer.com · read 22 Sep 2026
- Interactive content
- Lessons use animations, interactive diagrams, and randomized quizzes.interactiveprimer.com · read 12 Oct 2026
- Lessons
- Each concept is taught on its own page, and courses provide guided paths through related concepts.interactiveprimer.com · read 12 Oct 2026
- Licenses
- The lessons use CC BY-SA 4.0 and the code uses AGPL-3.0.interactiveprimer.com · read 12 Oct 2026
- Offline access
- Yesinteractiveprimer.com · read 22 Sep 2026
- Placement
- A Getting Started quiz identifies a learner’s knowledge frontier in school mathematics, physics, or computer science.interactiveprimer.com · read 12 Oct 2026
- Privacy
- Student progress stays in the learner’s browser unless they choose to sync it.interactiveprimer.com · read 12 Oct 2026
- Progress tracking
- The progress dashboard shows mastery, streaks, what is ready to learn, and what is due for review.interactiveprimer.com · read 12 Oct 2026
- Security and compliance
- The opened maker pages provide no stated security certification or compliance claim.interactiveprimer.com · read 12 Oct 2026
- Support
- Users can report page-specific feedback through the site menu or contact the project through GitHub Discussions.interactiveprimer.com · read 12 Oct 2026
- Supported platforms
- webinteractiveprimer.com · read 22 Sep 2026
- Themes and language
- The site offers light, dark, and fun themes, and lets users switch the language from the menu.interactiveprimer.com · read 12 Oct 2026
- What it is
- Interactive Primer is a free, open-source collection of smart web pages teaching mathematics, computer science, and physics.interactiveprimer.com · read 12 Oct 2026
