About Super Mario Bros

Super Mario Bros Unblocked brings you the original 1985 platforming masterpiece in its full glory. Our version features authentic gameplay, no ads, and works perfectly on any device including school or work computers.

4.8/5 from 18,500+ players

Experience the game that defined a genre as you run, jump, and stomp enemies across 8 challenging worlds. Collect power-ups like the Super Mushroom and Fire Flower to help Mario on his quest to save Princess Peach.

Instant Play Classic Game School Safe No Ads

How to Play Super Mario Bros

Mastering Mario's classic adventure requires precise platforming skills. Here's how to play:

Keyboard Controls: Use Arrow Keys to move and Space to jump
Mobile Controls: On-screen buttons for movement and jumping
Game Objective: Reach the flag at the end of each level
Power-Ups: Collect mushrooms to grow bigger and flowers for fireballs
Secret Areas: Discover hidden blocks and warp pipes

The game features 8 challenging worlds with increasing difficulty. Our unblocked version preserves the original NES experience!

Ready to Play Super Mario Bros Unblocked?

Click the button below to start your Mushroom Kingdom adventure!

Rate Super Mario Bros Unblocked

4.8 average based on 18,500 ratings

18,500 total votes

Why Players Love Our Version

Authentic NES experience - original graphics and sound CLASSIC
No malware - 100% safe gaming experience SECURE
Mobile-optimized - works perfectly on phones and tablets
School-friendly - bypasses most network restrictions
All levels included - complete 8-world adventure
Ad-free - uninterrupted platforming fun

Classic Platforming

Experience the game that defined the platformer genre with precise jumping mechanics and challenging level design.

Iconic Power-Ups

Collect Super Mushrooms, Fire Flowers, and Starmen to help Mario on his quest through the Mushroom Kingdom.

Challenging Worlds

Battle through 8 worlds with increasing difficulty, each ending with an epic castle showdown against Bowser.

Player Comments

Super Mario Bros FAQ

Does Super Mario Bros work at school?

Yes! Our unblocked version works on most school networks. If you encounter restrictions, try using mobile data or a VPN service to access the game.

How to beat Bowser?

At the end of each castle, run under Bowser when he jumps and hit the axe to drop the bridge. Fireballs can stun him temporarily if you have the Fire Flower power-up.

Does it work on mobile?

Yes! Our version is fully optimized for touch devices with responsive on-screen controls that match the original gameplay feel.

Where are the warp zones?

Discover hidden warp pipes in World 1-2 and World 4-2 that let you skip ahead to later worlds. Our unblocked version includes all original secrets!