Play with numbers

Interactive calculators, experiments with chance and randomness and simulations of cellular automata. Everything runs in your browser.

Math

Calculators for shapes, equations and matrices, plus the digits of π, Fibonacci numbers and primes.
Experiments

Counting, coin flips, dice rolls and lottery draws: chance and big numbers made tangible.
Simulations

Game of Life, Langton's ant, Wireworld and more: simple rules that grow into complex worlds.

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