Top similar games like ClassBoom:

Ribbit Riot! is a one-button chaos game where you unleash idiot frogs to destroy a tiny city. Click the frog button, stack absurd upgrades, and watch everything spiral out of control.

A physics sandbox built on real chemistry. Drop 674 materials into a falling-sand world and watch them react, burn, freeze and explode. Then wire circuits, test wings in a wind tunnel, or split light through lenses — alone or with friends online.

This water physics sandbox lets you experiment with realistic fluid behavior, sink ships by using bomb explosions, and enjoy a ragdoll people playground built to simulate destruction.

POWDR is a high performance interactive particle sandbox featuring realistic fluids, sands, solids, interactions, and more! Every pixel is simulated. Every material interacts. Every experiment can become a catastrophe.

An ecosystem simulation running in your hands. Transform a desertic world into a lush forest. No stress, play at your own pace. This world is at your disposal. Terraform the landscape, add plants and animals. Create your perfect ecosystem.

Build and fly your own airplane! Complete missions to earn money, upgrade your plane, and discover new locations in an open world.

Build, experiment, and share in Squares and Stuff, a pixel-retro sandbox game inspired by classic "falling sand" games. Unleash your creativity in an open-ended world filled with sandbox elements like water, paint, fire, sand, animals, humans, zombies, and a controllable 2D platform character.

A creative sandbox simulation where you experiment with physical interactions, build structures, and observe emergent behaviors in a world fully under your control.

"Falling sand" style particle sandbox, now with circuits and stickmen!

Raise an island from the sea, seed it with life, then smite it, flood it, or raise its dead. A voxel god game where tribes you never command learn masonry and gunpowder, forge kingdoms and go to war, and every power you use is written into a history you can click to visit.

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.

Falling-sand sandbox game with 500+ elements, chemistry, fire, life, food, and anything you can imagine.

Grow a living pixel ecosystem from a single egg into a colony of 1,000+ Whomers. Dig and restore terrain, move food and obstacles, breed specialized creatures, and watch predators, golems, bushes, and eggs reshape your 64×64 lawn.

In "The Space Garden" you can build your own garden across the Universe! Discover, acquire and grow your plants with love as you watch them evolve. Collect fruits by yourself or request help from your "helpers", a race of mini friends who come from nature.

Shape breathtaking worlds in Terra Firma 2, a vast simulation where your creations evolve through the forces of nature. Sculpt the land, then watch as weather, erosion, and life itself transform your world into a dynamic, living ecosystem- right down to every plant and creature.

Click, build, upgrade and automate! Click to gain resources, build to increase resource gathering potential, automate to get more and more, faster and faster, both passively and actively. Upgrade buildings, stats, and see the numbers go up!

A pixel-physics sandbox. Fifty materials, and every one of them is physics: sand finds its angle, water freezes, lava crusts into stone, gunpowder blows. Build your own materials and worlds, and share them in the Workshop.

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.

Build sand castles, reshape the shore and blast your defences apart in a living water-and-sand physics sandbox across 25 maps. Dig channels, redirect waves and tune erosion. Single-player at launch; castle-versus-castle PvP is planned for a later update.

Water Physics Simulation & Sandbox! Build ships and let them sink! Build cars and let them sink! Use bombs and destroy ragdolls. Play with natural disasters or create towns.

Give your little invention a chance to do something wonderful. Tinker, take a leap, and feel the joy of getting a little further than before. A cozy flying adventure about small steps, happy accidents, and a dream as big as the Moon.

Your company is going global. Use big machines to demolish huge buildings or go close and personal and use your hammer. Buy land properties, upgrade your machines and hire workers in different parts of the world.

Domino! Is a casual domino simulator where you can freely build domino blocks and trackball blocks.

Dynamic abstract sandbox universe. Changes and evolves as you do.

Pure Simple Physics Fun. Challenge yourself in a chaotic and colourful time trial where there are green squares, that need to be not green!

Pilot a drill ship into a vast procedural underground, gathering ore and treasure to fund ever-bigger upgrades. The deeper you go, the more valuable the ore becomes — but fuel runs dry, and the climb home becomes more dangerous. How far down will you go?

Create your own mini zen garden in this calming sandbox game. Decorate your beautiful garden with a minimalistic set of objects. Share your garden with others, sit back, and relieve your day’s stress.

An easygoing sandbox game about building towns for cute vegetable folks. Create your perfect community then watch as the gourdlets make themselves at home. No objectives, no points, just good vibes. Play in full screen, or let your gourdlets hang out at the bottom of your screen!

Election Town is a humorous small-town life simulator with a political twist. Build and decorate the house of your dreams, make decisions that will shape the city, and take your part in the election against the current Mayor. It’s Election time and your choices matter most!

The original Sinking Simulator from 2013 A fun lightweight Sandbox game focused on creating ships and wrecking them using soft body physics!

Stack objects in first person, defy gravity, and become the ultimate inspector at OddFrame Industries. Every piece matters, every mistake has a price, and every collapsing tower is the perfect excuse to try again.

You're a genius with the ability to assemble, but you can't do anything in the big city. By chance, you pick up a flyer and find that a new mine has been excavated in a certain town, and if you join now, you will be given a house and a car. You think it's a great time to show what you're capable of.

Design a structure, choose your materials, and put it through earthquakes, heavy loads, and brutal impacts. Protect the objective, find the weak points, and rebuild after every spectacular collapse. The only question is: Will It Stand?

Explore the elements of Fractala Sandbox and its large-scale physics-based simulation. A pure sandbox experience featuring everything from wavy water and sticky slime to viscous lava, coiling honey, squishy jelly, compressible snow, piling sand, aerodynamics, solids, rope, fire, and explosives!