Tetris Unblocked

Tetris runs entirely in the browser as a classic HTML5 puzzle. It’s low bandwidth, keyboard‑friendly, and ideal for short focus breaks on Chromebooks.

Why this build stays unblocked

Keyboard controls with reliable repeat.
Local high scores; no accounts or chat.
Color‑safe themes and reduced motion (ghost/shadow toggles).

Verified mirror links

Bookmark the URLs that work on your network and share the same list with your class.

Ask your IT team to safelist an approved mirror or contact support for a managed link list.

Chromebook & Network Tips

Use fullscreen (Search+Ctrl+F) to reduce distractions.
Set DAS/ARR (if available) to comfortable repeat rates.
Lower brightness in shared spaces.

Firewall & Filtering Checklist

If filtered, use verified mirrors; request CDN safelist.

Proxy & Access Alternatives

Prefer district proxies; avoid public VPNs.
Clear cache between mirror swaps.

Classroom Safety Checklist

No chat/UGC; classroom‑safe visuals.
Short games support fair device rotation.
Reduced motion supports photosensitive students.

Compliance Reminder

Follow acceptable‑use policies.

FAQ

Does it save scores?

Yes, local cache.

Controller?

Keyboard is recommended; some ports accept controllers.

Add the verified mirror to the LMS for consistent access.