Page Sandbox – Falling Sand Physics

Turn any web page into a falling-sand physics world: 290 elements, explosions, chemistry, 34 characters and 61 worlds.

Every web page is secretly made of sand. Page Sandbox proves it. Click the icon on any page and press START. The page you're reading turns into a living falling-sand world you can burn, flood, blow up, electrify, grow a forest on, then dig through to the planet's molten core. WHAT'S INSIDE • 290 elements: sand, water, lava, acids, gases, metals, gems, plants, fire, electricity and more • About 180 chemical reactions: thermite, gunpowder, cheese, bronze, electrolysis, rust, mutations… • 30+ explosives: TNT, C4, nukes, ice, acid and cluster bombs, black holes, fireworks. Blasts warp and shake only their surroundings • 34 pixel-art characters: humans, knights, wizards, dragons, zombies, robots, ghosts, aliens, pets… They talk, fight their rivals, team up with friends and react to what they touch • 61 ready-made worlds: nuclear plant, castle siege, zombie city, space station, volcano, pirate cove, candy land and more • Explore from space to the core: scroll up into the sky or down through mines, caves, diamond veins and lava lakes • Advanced settings: gravity, wind, temperature, time speed, rain, snow, night, fire spread, explosion power • Everything is generated in your browser, including all the sound HOW TO PLAY Pick a family and an item in the top bar, then click and drag. Right-click erases. Scroll to move up and down, Shift+Scroll changes the brush. Space pauses, Esc takes you back to your page. PRIVACY No accounts, no tracking, no analytics and no network requests. The page snapshot used to build the sand world never leaves your device.