Complete the Circuit
- Physics
- Class 4–8
- 3D model
- AR card
- English
Trace a closed loop through a cell, switch and glowing lamp.
The 3D viewer and AR open with a free Lably account.

Also called
electric circuit
What to look for
- A cell supplies energy to the circuit.
- A closed conducting loop allows current to flow.
- Opening the switch breaks the loop and stops the lamp lighting.
Try this
Trace the full loop and predict what an open switch would change.
Topics
About this model
A GLB file of about 252 KB, 7,384 triangles, shown in Lably's 3D viewer and, on a phone, placed in your room with AR. Credit: Lably-authored schematic teaching model. See /ar-library/credits.html.
