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Effective Date: May 7, 2026

Who We Are

This website is operated by the Core Knowledge Foundation, a nonprofit organization based in the United States that serves global audiences with free educational resources.

Our websites include:

If you have questions about this Privacy Policy, contact us at info@coreknowledge.org.

Information We Collect

We collect limited personal information to operate and improve our services.

 

Information You Provide Directly

We collect information when you:

  • Subscribe to our newsletter (email address)
  • Contact us through forms (if available)
Information Collected Automatically

We automatically collect certain information including:

  • IP address
  • Browser type and device information
  • Pages visited and time spent on pages
  • Referring website information

Newsletter & Communications

If you subscribe to our newsletter, we collect your email address to send updates about:

  • Educational resources
  • Programs and announcements

We use third-party providers (such as Mailchimp or similar services) to manage email communications. You may unsubscribe at any time using the unsubscribe link included in our emails.

Cookies

We use cookies to improve website functionality and user experience.

Cookies may be used to:

  • Remember preferences
  • Analyze website traffic
  • Support advertising and remarketing efforts

You may disable cookies through your browser settings; however, some website features may not function properly.

Analytics & Advertising

We use third-party services including:

These services may collect:

  • Pages visited
  • Device and browser information
  • Approximate location information based on IP address

This information helps us understand website usage and improve outreach efforts.

Embedded Content

Our site may include embedded content, such as YouTube or Vimeo videos.

Embedded content behaves as though you visited the external website directly and may collect data, use cookies, or track interactions.

We are not responsible for privacy practices of third-party websites.

Data Sharing

We do not sell personal data.

We may share limited information with trusted service providers, including:

  • Email marketing platforms
  • Analytics providers
  • Advertising platforms
  • Payment processors, including Authorize.net

Authorize.net processes and stores payment information related to customer purchases. We retain limited transaction information, including customer name, billing address, and the last four digits of payment cards, for legal, tax, and accounting purposes.

These providers only process data as necessary to deliver services on our behalf.

Data Retention

We retain personal information only as long as necessary for the purposes described in this policy.

  • Newsletter information is retained until you unsubscribe.
  • Analytics information may be anonymized or aggregated.
  • Payment-related information, including customer name, billing address, and the last four digits of the payment cards, is retained for legal, tax, and accounting purposes related to customer purchases.

Your Rights

You may request to:

  • Access your personal data
  • Correct your personal data
  • Delete your personal data
  • Withdraw consent for email communications

To exercise these rights, contact us at: customerservice@coreknowledge.org

Security

We take reasonable administrative, technical, and organizational measures to protect your data. However, no method of transmission or storage is completely secure.

Children’s Privacy

We do not knowingly collect personal data from children without appropriate consent where required by law.

International Users

Your information may be processed and stored in the United States or other countries where our service providers operate.

Updates

We may update this Privacy Policy periodically. Any changes will be posted on this page with an updated effective date.

Terms of Use

The Core Knowledge History and Geography curriculum materials made available for download are freely available for anyone to use, adapt, and share (with attribution). No one is permitted to extract any images included in our PDF materials for use in any other way; to do so would be a violation of the agreements under which the images were licensed. No one is permitted to sell either the original program, an adaptation of it, or lesson plans that reproduce any part of it. For more information, see the Guidelines to Core Knowledge and the Creative Commons License.