Privacy Policy

Last updated: November 15, 2026

What we collect

If you sign up for worksheets, we store your email address, the page where you signed up, your country (from your connection, not your exact location) and the date. We do not collect anything else, and the site uses no tracking cookies.

How we use it

Only to email you about new lessons, worksheets and 4BLOCKS KOREAN materials. We never sell or share your email.

Unsubscribe and deletion

Every email has an unsubscribe link. You can also ask us to delete your email at any time by replying to any of our emails.

Where it is stored

Your email is stored securely on Cloudflare, which hosts this website, and with Brevo, the service we use to send our emails.

Videos

Lesson videos are embedded from YouTube in privacy-enhanced mode (youtube-nocookie.com). YouTube's own privacy policy applies when you play a video.