Terms of Use
Last updated: June 2025
Acceptance of terms
By accessing and using www.unfoldmath.com ("the Site"), you accept and agree to be bound by these Terms of Use. If you do not agree, please do not use the Site.
About the service
Unfold Math provides free animated step-by-step math calculators designed for elementary school children. All tools are provided free of charge with no account or registration required. I reserve the right to modify, suspend, or discontinue any part of the service at any time without notice.
Permitted use
You may use Unfold Math for personal, educational, and non-commercial purposes, including:
- Using the calculators for homework help, tutoring, or classroom instruction
- Printing worksheets for educational use
- Sharing links to the Site with students, parents, or colleagues
- Embedding links within educational platforms or school websites
Prohibited use
You may not:
- Copy, reproduce, or redistribute the Site's code, design, or content for commercial purposes without written permission
- Use automated tools to scrape content from the Site
- Attempt to reverse-engineer the source code of our tools for redistribution
- Use the Site in any way that could damage or impair its operation
- Misrepresent the Site or its content as your own work
Intellectual property
All content on Unfold Math — including the calculator tools, animations, written explanations, design, and code — is my property and is protected by applicable copyright and intellectual property laws.
Teachers and parents are welcome to print and distribute worksheets for free educational use in classrooms or at home.
Advertising
Unfold Math is funded through advertising served by Google AdSense. Advertisements are clearly separated from educational content. For information on advertising cookies, please see the Privacy Policy.
Accuracy of content
I make every effort to ensure the calculators and explanations are mathematically accurate and age-appropriate. However, the tools are provided "as is" without warranty of any kind. I recommend that students always verify their work with a teacher or qualified adult.
Disclaimer of warranties
The Site and its content are provided on an "as is" and "as available" basis. I make no warranties, express or implied, regarding the availability, accuracy, or fitness for a particular purpose of the Site.
Limitation of liability
To the fullest extent permitted by law, I shall not be liable for any indirect, incidental, or consequential damages arising from your use of or inability to use the Site.
Changes to these terms
I may update these Terms of Use from time to time. Any changes will be posted on this page with an updated date. Continued use of the Site after changes are posted constitutes your acceptance of the new terms.
Governing law
These terms are governed by applicable law. If any provision is found to be unenforceable, the remaining provisions will continue in full force and effect.
Contact
If you have any questions about these Terms of Use, please contact me at contact@unfoldmath.com.