Your account
…
Signed in. Your self-check best scores and visited-lesson marks now sync to this account and follow you to any browser you sign in on. Anonymous visitors keep the old behaviour — everything stays on their device.
Danger zone
Deleting your account erases your identity, your synced progress, and your account history — after a 14-day grace period. Signing back in within those 14 days cancels the deletion.
Type DELETE to confirm, then choose how: delete now erases everything immediately and cannot be undone; schedule erases in 14 days, and signing in again before then cancels it.
Account deletion
Done
Your account and all its data have been permanently erased. Nothing about you remains on our side — thanks for learning with us, and you're welcome back any time.
Your account and all its data will be permanently erased on . Changed your mind? Just sign in again before then and the deletion is cancelled. You have been signed out on this device.
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Accounts
Not available here
This copy of the site isn't connected to the accounts
service (no auth-config.json). Everything else works — progress
simply stays in this browser.