Cidepe

Solenoid assembly with parallel coils

Parallel plate variable capacitor 0 to 225 pF and cables

Set of electricity, electromagnetism, electronics, robotics with microcontroller

Manual electric power generator, renewable energy, with multimeters

Magnetism and electromagnetism assembly with transformer and multimeter.

Equipotential surface set with multimeter and variable 0 to 30 VDC source