⚑ Circuit Lab

Drag parts onto the board, turn the dials, and watch the current flow.

Parts tray

Batteryvoltage source
Resistorslows current
Bulblights up!
Switchclick to flip
Wireconnects parts
No complete loop yet

Drag a part from the tray onto the board β€” or click a part, then click the board to place it Β· drag from a grid dot to draw wires Β· drag parts to move Β· click to inspect Β· click a switch to flip it Β· D duplicates Β· R flips a battery Β· Delete removes

Inspector

Select a part on the board to adjust its voltage or resistance and see live readings.