Elec Class

learn electricity hands-on

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Learning paths to learn electricity step by step

A learning path links lessons and problems in the right order: each step unlocks the next one, from the first circuit to alternating current.

Where to start?New to this? Start with Discovery8 steps, no prerequisites, 20 to 30 minutes per session
Start

What each path covers

Discovery · 8 steps
Getting started · Ohm's law · Units and readings · Series · Parallel and mixed · Measuring · Voltage and current · Troubleshooting
General electricity · 15 steps
Basics & units · Electrostatics · Voltage & current · Ohm's law & resistance · Power, energy, efficiency · Resistor networks · Measurement & instruments · Real generators & loads · Kirchhoff's laws · Capacitors · Magnetism & electromagnetism · Induction & self-induction · Alternating current · RLC circuits · AC power
Measurement prep · 4 steps
Connecting instruments · Reading and choosing · Real generators · Kirchhoff's laws
ISL-oriented exercises · 15 steps
1. Quantity of electricity · 2. Electrical resistance · 3. Ohm's law · 4. Power and efficiency · 5. Resistor groups · 6. Generators · 7. Loads · 8. Generalised Ohm's law · 9. Loop and junction laws · 10. The capacitor · 11. Electromagnetism · 12. Sinusoidal quantities · 13. RLC circuits · 14. AC power · 15. Power-factor correction

How it works

  • One step at a timeEach step matches a chapter or a skill.
  • Levels to unlockSolve a problem to open the next one.
  • HintsStuck? A hint, then the full working.
  • Pick up where you left offProgress is saved on the device, or in your account.

Frequently asked questions about learning paths

Which path should I choose to start learning electricity?

The Discovery path: it requires no prior knowledge and starts with first steps in the lab, then Ohm's law and simple circuits.

How long does it take to finish a path?

It depends on the path and your pace: Discovery takes a few sessions, Basic electricity goes with a full school year.

Can I follow several paths at the same time?

Yes. Each path keeps its own progress; a problem solved in one also counts in the lessons.

Do I need an account to follow a path?

No. Progress stays in the browser; a free account lets you find it on another device.

Going further

Simulated time00:00:00
Q = I·t-
W = P·t-

Circuit diagram CEI 60617

How does it work?

Each big hole is a circuit node: you push one leg of a component into it. The 4 small holes around it are connected to it: chips and leads plug in there.

  1. Place a component Drag it from the palette: it snaps onto the grid. R rotates it.
  2. Bridge neighbouring holes Pick the jumper chip (or C) and drag on the board: bridged holes become a single node.
  3. Draw a lead For long links and the power supply: from one big hole to another, or to a terminal.
  4. Close the loop The circuit is solved live (Ohm, Kirchhoff) and the diagram follows.

Shortcuts

Del
delete
R
rotate
C
chip brush
Esc
cancel
wheel
zoom
0
fit the board
drag background
pan

Confirmer

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