Intellectual Property Notice
The short version
Teachers and students are welcome to use, project and share links to Curiosand for learning and teaching. Please don't copy, republish or sell the site or its simulations without permission. We use open-source software and fonts under their licences. If you think something here infringes your rights, tell us and we will act quickly.
1. Ownership
Curiosand, including its simulations, source code, text, quizzes, challenges, illustrations, logo and the name "Curiosand", is owned by [Operator: full legal name of the owner, or registered business name] or used under licence, and is protected by the Copyright Act, 1957, the Trade Marks Act, 1999 and international treaties. © 2026 [Operator: full legal name of the owner, or registered business name]. All rights reserved, except as allowed below.
2. What you may do
- Use the Service for personal learning and non-commercial teaching, including in classrooms, online lessons and homework.
- Show the Service on a projector or screen and record short clips or screenshots for teaching, with credit to "Curiosand" and a link.
- Share links to any page.
3. What needs our permission
- Copying, republishing, mirroring or framing simulations or content on another site or app.
- Selling, licensing or using the Service or its content in a commercial product or paid course.
- Scraping or bulk downloading content, or using it to train AI models.
- Using our name or logo in a way that suggests we endorse you.
To ask for permission, write to [email protected]. We are often happy to help educators.
4. Open-source software and fonts we use
| Component | Licence |
|---|---|
| Spring Boot and Spring Framework | Apache License 2.0 |
| Tailwind CSS | MIT License |
| Tone.js | MIT License |
| Chart.js | MIT License |
| three.js | MIT License |
| MathJax | Apache License 2.0 |
| QR Code Generator for JavaScript (Kazuhiko Arase) | MIT License. "QR Code" is a registered trademark of DENSO WAVE INCORPORATED. |
| Inter typeface (Rasmus Andersson) | SIL Open Font License 1.1 (licence text) |
These components remain the property of their authors and are used under their licences. Emoji are rendered by your device's own emoji font.
5. Third-party trademarks
Names such as NCERT, CBSE, JEE, NEET, AP, NGSS and Common Core belong to their owners and are used only to describe how our content lines up with syllabi. See the trademark notices in our Educational Disclaimer.
6. Reporting infringement
If you believe content on Curiosand infringes your copyright or trademark, email [email protected] (subject: "IP complaint") with: your contact details; a description of the work and your rights in it; the exact page or content you object to; a statement that you believe in good faith the use is not authorised; and a statement that the information is accurate and that you are the owner or authorised to act for them. We will review it promptly, remove or disable infringing content where appropriate, and tell the person who provided it if relevant.