Sand in a Box
Sand in a Box is a 'falling sand' game that simulates thermal flow, electricity, radioactive decay, and gravity. Create art, experiment with physics, and craft your own simulation rules with user-friendly mod support!
The top results based on the latest update are Stardust Sandbox [Score: 1.1], Sandboxels [Score: 1.0] and Alchemy Laboratory: Simulator [Score: 1.0] The top rated games you can find here are Universe Sandbox [SteamPeek Rating: 9.5] ranked #7, Sand:box [SteamPeek Rating: 6.8] ranked #6 and APICO [SteamPeek Rating: 6.8] ranked #13 Also don't forget to check the newest releases Kobold Delvers [Release date: 2026-05-21] ranked #19, Poopy Pooper [Release date: 2026-04-20] ranked #21 and Rat Overflow [Release date: 2026-03-12] ranked #22 While it is tempting to play with the newest and the best, there might be some other gems in the results, like APICO [SteamPeek Rating: 6.8] ranked #13, Universe Sandbox Legacy [SteamPeek Rating: 6.2] ranked #14 and Virtual Circuit Board [SteamPeek Rating: 5.2] ranked #17.
Sand in a Box is a 'falling sand' game that simulates thermal flow, electricity, radioactive decay, and gravity. Create art, experiment with physics, and craft your own simulation rules with user-friendly mod support!
A creative sandbox simulation where you experiment with physical interactions, build structures, and observe emergent behaviors in a world fully under your control.
Dive into a world of creation and discovery, where each element combines to form new ones. Experiment freely in this interactive sandbox. But be careful: every combination has its consequences..
Marble World is a physics sandbox simulator with marbles. Create your own marble races, runs and machines. Customize a variety of tracks, decorations and marbles to create a beautiful world.
Click to place components to create anything from a piano to a computer in a virtual sandbox environment.
"Falling sand" style particle sandbox, now with circuits and stickmen!
Create & destroy on an unimaginable scale with a realistic physics-based space simulator. Explore the beauty of our universe and the fragility of our planet. Use science to bend the laws of gravity, collide planets, boil away oceans, fire epic space lasers, and customize your universe.
Grow fluorescent cells that create mesmerizing emergent chaos. Simple mechanics hide deep complexity as cells evolve survival strategies through synergistic interactions. Catalogue successful lines and culture them to develop your own unique biology.
Craft the most epic marble runs you can imagine! Use tons of interactive gadgets or create your own. Then choose your marbles and watch them race!
Design computational circuits which defy restrictions of our universe in this open-ended puzzle. Your completed creations become components to solve future challenges. As you design a circuit and can place your design within it, where there is a smaller you doing the same, and so on to infinity.
Solar Sandbox is a space engine that allow for player to simulate n-body physics in space. Simulate large n-body physics or how would the Earth be effected by you changing it's orbit or how how many Jupiters you need to combine to get a star.
A charming room-decorating game with a feline twist! Hand-drawn art, unique cat clients, and endless creativity—decorate rooms based on each cat’s likes and dislikes to make their dream home! A relaxing, artistic game full of charm and creativity!
APICO is a laid-back beekeeping sim game about breeding, collecting, & conserving bees! Set in a series of lush environments, APICO uniquely combines resource gathering, biology, and beekeeping minigames, taking ideas from a mix of real-life and fantasy apiculture & floriculture.
Create and destroy on a scale you’ve never imagined!
Build big houses piece-by-piece and watch the tiny people live in them, interacting with everything!
Build contraptions with various tools to end all roasted chickens rightly in this physics puzzle game, or create and share your own challenges!
Virtual Circuit Board is the sandbox drawing-based logic simulator where you can build, program, decorate, and simulate anything from simple monochrome circuits to complex and colorful computers. Play with digital logic in this sandbox-only experience.
Practice Alchemistry, aka the art of merging elements to discover new ones! Solve challenges or play freely to discover every element. Craft the entire world from fire to life.
Guide small kobolds through dangerous caves in a 2D puzzle game built around simulated materials. Dig, burn, freeze, melt and combine sand, water, lava, wood, vines, dynamite and more to create safe paths and solve each level.
Kselebox is a sandbox game, which means you can do whatever you want in it! You can build a rocket and go to explore the vastness of space. Or maybe you want to build a huge car? No problem! Players can save their buildings and then publish them to the Steam Workshop.
Poopy Pooper, the premier pooping simulator and a first of a kind FPS (First Pooper Sh*tter)
Rat Overflow is an adorable rat breeding simulator about genetics, glory, and having way too many rats. Develop your show winner bloodlines and breed thousands of unique rat coats!
For The Crown – Addictive Puzzle-Building Game 🏆 Winner of "Best Game Programming Project SAE 2023"! Build production chains, optimize resources, and grow your castle. Easy to learn, hard to master! 50 handcrafted levels, deep strategy, no idle mechanics—just pure optimization. 👑 Play now!
Reactonix is a flexible and enjoyable simulation sandbox where every force is at your command. Create ecosystems alone or with friends, experiment with physics and watch life evolve—or start an apocalypse for the sake of science. Complete freedom to create and destroy is in your hands.
Transform your childhood home as you build brilliant factories and forge lifelong friendships, then reach for the skies and finally finish your family's dream - your mother's precious rocket ship. Roll up your sleeves, it turns out that saving this town really IS rocket science!
Open your wings as an eagle and glide through warm mountain winds. Catch fish, soar over valleys, and race other eagles as you enjoy the calm, freeing feeling of flying above a peaceful world.
Survive and evolve as an organism with this simulation game in which you will literally start as a single cell and manage and organize all its functions to a fully fledged system! Assemble, breathe, eat, fight threats, produce energy, grow, anything is possible!
A cozy physics-based farming sandbox where you shape the land, grow crops, use dynamic irrigation and build your dream farm one patch at a time in a peaceful countryside world.
A calm artificial life simulation about cultivating tiny digital creatures and watching evolution unfold. You shape environments. Nature does the rest. Over time, families form. Lineages diverge. Rare traits appear. Some discoveries are fleeting. Others are worth saving.
Curiosmos is a whimsical space sim where you build your own solar system by crafting planets, gravity, atmosphere, and life! Embark on an adventure to discover the secrets of the universe in this charming ode to outer space ✶
Prison cooking simulator. Loot garbage cans, throw food into the boiler and get out on parole for good behavior. For bad behavior - suitcase, train station, jail. Make a fortune before the health inspection comes.
Eureka! Superconductor Lab is a crafting+simulation game where you synthesize materials and witness the astonishing scientific phenomena. Work alongside scholars, science geeks, and your girlfriend to synthesize the Holy Grail of modern physics: a room-temperature superconductor!
The game is set in a world where lands have vanished beneath the waves. Players experience life as floating engineers, using modular architectural blocks to rebuild shelters that can withstand various disasters and fulfill villagers' aesthetic requirements within a given time limit.
Bloxiti is a photorealistic builder where you snap and stack blocks to craft cozy cabins, massive megastructures, or peaceful dioramas.
Relax with Bao Bao in this cozy 2D pressure washing sim. Clean pastel environments, chill lo-fi beats, and no stress, just peaceful vibes. Play solo or with up to 3 friends. A peaceful pressure washing game for quiet minds and cozy days.
A peaceful, relaxing and chill cozy Zen game. Discover, collect, and assemble furniture to decorate your little cozy room and surrounding environment in the peaceful land, feeling the white noise of the nature, time flow and weather change.
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