Privacy Policy

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1. Information We Collect

1.1 Student Information

We collect the following information about students:

• Full name
• Age and grade level
• School name
• Previous math competition experience
• Learning goals and objectives

1.2 Parent/Guardian Information

We collect the following information about parents/guardians:

• Full name
• Email address
• Phone number
• Mailing address
• Time zone

1.3 Technical Information

We may automatically collect:

• IP address and location data
• Browser type and version
• Device information
• Usage patterns and preferences
• Session recordings for quality assurance

2. How We Use Your Information

We use collected information for the following purposes:

Purpose	Information Used	Legal Basis
Course delivery and instruction	Student and parent information	Contract performance
Progress tracking and reporting	Student performance data	Contract performance
Communication with families	Contact information	Contract performance
Payment processing	Billing information	Contract performance
Program improvement	Aggregated usage data	Legitimate interest
Marketing communications	Contact information	Consent

3. Information Sharing and Disclosure

3.1 We Do Not Sell Personal Information

Sigma Club does not sell, rent, or trade personal information to third parties for commercial purposes.

3.2 Limited Sharing

We may share information only in the following circumstances:

• Service Providers: With trusted third-party services that help us operate our program (e.g., video conferencing platforms, payment processors)
• Legal Requirements: When required by law or to protect our rights and safety
• Business Transfers: In the event of a merger, acquisition, or sale of assets
• Consent: With your explicit permission

3.3 Third-Party Services

Our program uses the following third-party services:

• Video Conferencing: Zoom or similar platforms for live sessions
• Learning Management: Educational platforms for content delivery
• Payment Processing: Secure payment gateways
• Email Services: For program communications

4. Data Security

We implement appropriate security measures to protect your information:

• Encryption of data in transit and at rest
• Secure access controls and authentication
• Regular security audits and updates
• Staff training on data protection
• Incident response procedures

5. Data Retention

We retain personal information for the following periods:

• Student records: 3 years after program completion
• Financial records: 7 years for tax and legal compliance
• Marketing communications: Until you unsubscribe
• Session recordings: 1 year after program completion

6. Your Rights and Choices

6.1 Access and Correction

You have the right to:

• Access your personal information
• Correct inaccurate information
• Request deletion of your information
• Restrict processing of your information
• Data portability

6.2 Marketing Communications

You can opt out of marketing communications at any time by:

• Clicking the unsubscribe link in emails
• Contacting us directly
• Updating your preferences in your account

7. Children's Privacy

Our program is designed for students under 18. We comply with applicable children's privacy laws:

• We obtain parental consent before collecting student information
• We limit data collection to what is necessary for educational purposes
• Parents can review and request deletion of their child's information
• We do not use student information for advertising or marketing to children

8. International Data Transfers

If you are located outside the United States, please note that your information may be transferred to and processed in the United States, where our servers are located and our central database is operated.

9. Cookies and Tracking

We use cookies and similar technologies to:

• Remember your preferences
• Analyze website usage
• Improve user experience
• Provide personalized content

You can control cookies through your browser settings.

10. Changes to This Policy

We may update this Privacy Policy from time to time. We will notify you of significant changes by:

• Posting the updated policy on our website
• Sending email notifications
• Providing notice during program sessions

11. Contact Information

12. Compliance

This Privacy Policy is designed to comply with:

• Family Educational Rights and Privacy Act (FERPA)
• Children's Online Privacy Protection Act (COPPA)
• California Consumer Privacy Act (CCPA)
• General Data Protection Regulation (GDPR) where applicable