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THE LITTLE WONDER ATLAS · AGES 6–12 WITH A GROWN-UP

A simple electric circuit

A closed path lets electric current flow through a device.

No timer. No account. Learn at your pace.
Simplified learning picture, not to scale. Numbers match the explanations below. All meaning is available in words; colour is not required.

Follow the wonder

Choose a numbered step to highlight its place in the picture.

  1. A battery transfers stored chemical energy into electrical energy.

  2. Connected wires and components make a complete circuit.

  3. A lamp changes electrical energy into light and heat.

  4. Opening a switch breaks the path and stops the current in this simple circuit.

TRY ONE QUESTION · HINTS ARE WELCOME

What happens when the switch opens?

Take your time. You can read the map again.

Show me the answer

The path breaks

Where shall we go next?

Inside an electric car →A hydroelectric dam →Light: bounce, bend, see →
For grown-ups: sources and learning notes

Reviewed 28 September 2026. These are introductory explanations; the diagrams simplify real structures and processes.