Terms of Service

Last Updated: April 11, 2026

Welcome to nicklauscairns.github.io, sims.science, and sciencesimulations.com (collectively, the “Website”). These Terms of Service (“Terms”) govern your access to and use of our interactive science simulations, downloadable lesson plans, materials, and services. By accessing or using the Website, you agree to be bound by these Terms.

1. Educational and Non-Commercial License

We are dedicated to supporting student-centered learning. We grant you a limited, non-exclusive, non-transferable, and revocable license to access and use the interactive simulations and related content on this Website strictly for personal, educational, and non-commercial purposes.

Permitted uses include:

• Teachers displaying simulations in a K-12 or university classroom.
• Students accessing the Website for homework, study, or classroom activities.
• Linking directly to the Website from a school Learning Management System (LMS).
• Downloading, printing, and distributing the provided lesson plans and worksheets strictly for use with your own students.

Prohibited uses include:

• Charging a fee for access to the Website, its simulations, or its downloadable content.
• Uploading, distributing, or selling the downloadable lesson plans or worksheets on third-party educational marketplaces (e.g., Teachers Pay Teachers).
• Integrating the simulations or lesson plans into a paid or commercial educational product, textbook, or tutoring service without a separate commercial license.
• Scraping, downloading, or reverse-engineering the source code or hosting the simulations on your own servers or domains.

2. Intellectual Property and Ownership

All rights, title, and interest in and to the Website—including all interactive simulations, underlying software code, graphics, text, downloadable lesson plans, and logos—are the exclusive property of the Website owner. All Rights Reserved. No ownership rights are transferred to you under these Terms. Any unauthorized reproduction, distribution, or modification of the Website’s content is strictly prohibited. If you wish to use these materials for commercial purposes, you must contact us directly to negotiate a separate commercial license agreement.

3. Future Modifications to Services

We are continually working to improve the Website. We reserve the right to modify, suspend, or discontinue any part of the Website at any time, with or without notice. We also reserve the right to introduce premium (paid) features, subscriptions, or advertisements in the future. Any core free features available today remain subject to this revocable license and may be updated or restricted at our sole discretion.

4. User Conduct

By using the Website, you agree not to:

• Interfere with or disrupt the security, servers, or networks connected to the Website.
• Attempt to bypass any access controls or copy the underlying codebase.
• Use the Website in any way that violates applicable local, state, national, or international law.

5. Disclaimer of Warranties

The simulations, lesson plans, and materials provided on the Website are for educational illustration purposes. While we strive for accuracy, the Website and its content are provided on an “AS-IS” and “AS-AVAILABLE” basis. We make no warranties, express or implied, regarding the accuracy, reliability, or uninterrupted availability of the Website.

6. Limitation of Liability

To the maximum extent permitted by law, the Website owner shall not be liable for any direct, indirect, incidental, consequential, or special damages arising out of or in any way connected with your access to or use of the Website, even if advised of the possibility of such damages.

7. Changes to these Terms

We may update these Terms from time to time. When we do, we will revise the “Last Updated” date at the top of this page. Your continued use of the Website after any changes constitutes your acceptance of the new Terms.

8. Contact Information

If you have any questions about these Terms, or if you would like to inquire about a commercial license, please contact us at: contactsciencesimulations@gmail.com