Visual Learning

Everyday machines drawn in code and opened up. Press the steps and watch the parts inside do the work, or switch to Auto and let it run. Every number on screen comes from the same formulas that move the parts.

Fig. 01

Espresso machine

Where 9 bar comes from, and why a spring is enough to make it.

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Fig. 02

Claw machine

Why the bunny slips 17 times, and who decides the 18th.

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Fig. 03

Car engine

Four strokes, one spark, 1,600 small bangs a minute at idle.

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