Terms & Conditions

By accessing this website, you confirm that you are at least 13 years of age, or that you are accessing the site under the supervision of a parent or legal guardian who agrees to these terms on your behalf. Use of this website constitutes full acceptance of these Terms and Conditions, our Privacy Policy, and any other policies displayed on the site.

These terms are governed by the laws of the Republic of Kenya and comply with the Kenya Information and Communications Act and the Data Protection Act, 2019.

Ronny Best Mathematics is a free, publicly accessible educational platform created and maintained by Ronny Mwenda Best, a Mathematics and Computer Science teacher based in Embu County, Kenya, and a B.Ed Science student at the University of Embu. The platform provides CBC-aligned mathematics lessons, worked examples, practice problems, and interactive features for secondary school and college students across Kenya.

All lesson content is written and reviewed personally by Mwalimu Ronny Mwenda Best and is aligned to the Kenya Institute of Curriculum Development (KICD) curriculum framework, the Teacher Service Commission (TSC) competency guidelines, and the Ministry of Education Senior Secondary school syllabus.

All content on this website — including lesson text, worked examples, practice problems, diagrams, and code — is provided for personal, non-commercial educational use only. You are permitted to:

• Read, study, and use lessons for your personal learning
• Share links to pages on this website with other students or teachers
• Print individual pages for personal study purposes
• Reference this website as a learning resource in academic work, with appropriate citation

You are not permitted to:

• Copy, reproduce, or republish any content from this website on another platform or website without explicit written permission from Ronny Mwenda Best
• Sell, distribute, or commercially exploit any content from this website
• Claim authorship of any content originally created by Mwalimu Ronny
• Scrape, crawl, or automatically harvest content from this website using bots or automated tools
• Use content from this site to train artificial intelligence or machine learning models without explicit written permission

All original content on this website — including but not limited to lesson text, explanations, worked examples, practice problems, website design, CSS, JavaScript, and graphics — is the intellectual property of Ronny Mwenda Best and is protected under the Kenya Copyright Act (Cap. 130) and applicable international copyright treaties.

The Ronny Best Mathematics name, logo, and brand identity are the property of Ronny Mwenda Best. Standard mathematical formulae, theorems, and definitions are in the public domain; however, the specific explanations, examples, and pedagogical approach used on this site are original works and are protected.

© 2026 Ronny Mwenda Best. All rights reserved.

Every effort is made to ensure that all mathematical content on this website is accurate, clearly explained, and aligned to the current KICD CBC curriculum. Mwalimu Ronny personally writes and reviews all lesson content. However, no website can guarantee absolute perfection.

If you believe you have found an error in any lesson, worked example, or practice problem, we strongly encourage you to contact us immediately. All reported errors are investigated and corrected as a priority. We are committed to maintaining the highest standard of mathematical accuracy for our students.

This website uses Google AdSense to display advertisements. AdSense is operated by Google LLC and allows Google to serve ads based on your visit to this site and other websites. These advertisements help support the ongoing development and maintenance of this free educational platform.

By using this website, you acknowledge and agree that:

• Google AdSense may use cookies to serve ads based on your prior visits to this or other websites
• Google's use of advertising cookies enables it and its partners to serve ads based on your visit to this site
• You may opt out of personalised advertising by visiting Google Ads Settings
• Advertisements displayed are managed by Google and are not personally selected or endorsed by Ronny Best Mathematics
• Ronny Best Mathematics is not responsible for the content of any third-party advertisements displayed on this site

Our publisher ID is pub-3509173858076202. This site complies with Google AdSense Programme Policies. Ads are never placed in a way intended to deceive users or encourage accidental clicks.

The learning progress system on this website — including problems solved, accuracy rates, topic mastery, badges, and activity history — is stored entirely in your own browser's local storage. This data never leaves your device and is never transmitted to any server operated by Ronny Best Mathematics.

This means:

• Your progress is private to you and your device
• Clearing your browser's site data will permanently delete your progress
• Progress is not shared across different browsers or devices
• We cannot recover lost progress data as we do not store it

For full details on how we handle personal data submitted through our contact form, please read our Privacy Policy.

This website uses the following types of cookies and browser storage:

• Essential cookies: Used by browser local storage to save your learning progress. These are strictly necessary for site functionality.
• Advertising cookies: Set by Google AdSense to serve relevant advertisements. These may track your browsing activity across websites.
• Analytics cookies: If analytics are enabled, these help us understand how visitors use the site so we can improve the content.

You can control cookie settings through your browser settings. Disabling cookies may affect the functionality of the site, including the learning progress tracker. To opt out of Google advertising cookies, visit adssettings.google.com.

This website may contain links to external websites — such as KICD, KNEC, Google AdSense settings, or other educational resources — for reference or informational purposes. These links are provided as a convenience to users.

Ronny Best Mathematics is not responsible for the content, accuracy, security, or privacy practices of any third-party websites. The inclusion of a link to an external website does not constitute an endorsement of that site or its content. You access external links at your own risk and are encouraged to review the terms and privacy policies of any site you visit.

When using this website — particularly the Ask Mwalimu feature and contact form — you agree to behave in a respectful and appropriate manner. You must not:

• Submit abusive, threatening, defamatory, or offensive messages
• Attempt to gain unauthorised access to any part of this website or its hosting infrastructure
• Introduce malicious code, viruses, or any technology that could harm this website or its users
• Use this website for any unlawful purpose under Kenyan law or international law
• Impersonate Mwalimu Ronny or any other person in communications through this site
• Use automated tools to access or scrape this website without prior written permission

Violations of these conditions may result in your access to the site being restricted and, where appropriate, being reported to relevant authorities.

Ronny Best Mathematics and Ronny Mwenda Best shall not be held liable for any direct, indirect, incidental, special, or consequential loss or damage arising from:

• Your use of or inability to use this website
• Reliance on any information, lesson content, or worked example published on this site
• Errors, omissions, or inaccuracies in the content
• Loss of learning progress data due to browser clearing or device changes
• Interruptions to service due to hosting, maintenance, or technical issues
• Content of third-party advertisements displayed on this site

This limitation applies to the fullest extent permitted by the laws of Kenya. Nothing in these terms limits our liability for fraud, personal injury caused by negligence, or any other liability that cannot be excluded by law.

These Terms and Conditions are governed by and construed in accordance with the laws of the Republic of Kenya. Any disputes arising out of or in connection with these terms shall be subject to the exclusive jurisdiction of the courts of Kenya.

This site is operated from Embu County, Kenya. Users who access this website from outside Kenya do so on their own initiative and are responsible for compliance with local laws applicable in their jurisdiction.

Ronny Best Mathematics reserves the right to update or revise these Terms and Conditions at any time without prior individual notice. Changes will be posted on this page with an updated "Last updated" date. Your continued use of this website after any changes are posted constitutes your acceptance of the revised terms.

We encourage all users to review this page periodically. Significant changes — such as changes to our advertising practices or data handling — will be highlighted at the top of this page for a reasonable period after the update.

If you have any questions about these Terms and Conditions, or wish to request permission for uses of content not covered above, please contact Mwalimu Ronny directly: