Ripple Tank↗
A WebAssembly-powered 2D wave laboratory — run interference, diffraction, refraction and reflection experiments in real time.
Physics /ripple-tank
Three-Body Orbits↗
The chaos of gravitational three-body motion, integrated in real time.
Physics /three-body
Fourier Drawing↗
Any closed path reconstructed from a sum of rotating epicycles.
Math /fourier-draw
Prime Spiral↗
Ulam's spiral — primes igniting along hidden diagonals.
Math /prime-spiral
化学 · Molecule Lab↗
Build molecules and watch their geometry relax, bond by bond.
Chemistry /molecule-lab
成语 · Idiom Cards↗
A spaced-repetition deck of Chinese idioms, each with its story.
Language /idiom-cards
Energy Grid Monitor↗
Live load, generation and price across a synthetic power grid.
Systems /energy-grid
Tectonic Drift↗
Plates advected over geologic time across a deformable surface.
Earth /tectonic-drift
Node-RED Flows↗
The flow editor itself, embedded — wiring devices into logic.
Systems ↗ nodered.digisim.dev