Games
Pick one and start playing.
Storied Earth
Spin a 3D night-time Earth through time and discover the story of humanity, place by place.
Play → Science · Math · WordsTinker World
A falling-sand sandbox: mix elements, grow gems, build number puzzles and spell words that come to life.
Play → MathCritter Islands
Feed hungry critters by building the answers to exponent, fraction and integer problems. Fed critters move into your park with silly powers, and any worksheet can become a new island.
Play → Space · ExplorationAstral Drift
Fly through 140 generated star systems, from deep space to the ground with no loading screens. Dive into kelp forests, or sink through a gas giant's clouds to land on its core.
Play → Space · MathOrbit Architect
Silly space missions that need real math: deliver pizza to a station, set gravity so a hippo can bounce, place planets at the right warmth, and find speeds that stay in orbit.
Play → Space · ScienceStarwright
Make your own star system: choose a star, shape planets and moons, and see what kind of worlds form.
Play → TypingStar Keys
Learn touch typing on a journey across 7 star systems and 35 planets. Mine, fish, hatch pets and repair your ship, with no timers.
Play →