Teach analog electronics in Minecraft with a real circuit-solver-backed resistor/capacitor/inductor/memristor/diode/op-amp, power supply, function generator, and X-Y oscilloscope probe. Check https://github.com/rpicos-uib/circuitcraft.
Oscilloscope viewing a RLC filter using a triangular waveform as the input.
Oscilloscope viewing a RLC filter using a square waveform as the input.