Challenges

Featured Challenge:
#188 — Voice Chatbot

In this coding challenge, ...

apr 20, 2026

Voice Chatbot

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sandpile model

It's Genuary 2024! Watch as I attempt to build a falling sand simulation in p5.js using a grid of pixels and simple rules.

Falling Sand

In this coding challenge, inspired by Numberphile I visualize "sandpiles" with Processing (Java).

Sandpiles