Magnetic Field Lines
Explore how field lines curve for a single magnet or two interacting magnets.
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Doppler EffectWatch a moving sound source and see how the perceived frequency shifts as it approaches and recedes.
Poisson DistributionAdjust the average event rate and see how the Poisson distribution shape changes.
Circuit SimulatorAdjust voltage and resistance and watch an LED brighten as current increases, following Ohm's law.
Derivative & Tangent SlopeSlide a point along a curve and watch the tangent line follow, showing the slope at each point.