Course chapters
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🎯 What you’ll learn
- Atoms, electrons and electric charge
- Conductors vs insulators
- Static vs current electricity
🎬 Animated demo
Close a switch and watch electrons race round the circuit to light a bulb.
🛠️ Project & application ideas
- Conductor-or-insulator tester
- Static “dancing paper” trick
🎯 What you’ll learn
- The push, the flow and the squeeze
- Volts, amps and ohms
- Safe and dangerous voltages around you
🎬 Animated demo
Raise a water tank and squeeze a pipe to see current change.
🛠️ Project & application ideas
- Pencil-lead light dimmer
- Battery check-up with a multimeter
🎯 What you’ll learn
- How a battery makes electricity
- Cells in series and parallel
- AC vs DC, solar cells and chargers
🎬 Animated demo
Stack cells one by one and watch the voltage — and the bulb — grow.
🛠️ Project & application ideas
- Lemon battery that lights an LED
- Sun-powered spinning fan
🎯 What you’ll learn
- Parts of every circuit
- Circuit symbols engineers use
- Why short circuits are dangerous
🎬 Animated demo
Switch between open, closed and short circuits and see what happens.
🛠️ Project & application ideas
- Paper-clip switch
- Steady-hand buzzer game
🎯 What you’ll learn
- V = I × R and the triangle trick
- Solving real circuit problems
- Choosing the right LED resistor
🎬 Animated demo
Slide voltage and resistance and watch the current change live.
🛠️ Project & application ideas
- Ohm’s Law detective challenge
- Pocket LED-resistor card
🎯 What you’ll learn
- One path vs many paths
- Why homes are wired in parallel
- Adding resistors in series and parallel
🎬 Animated demo
Pull out one bulb — see which lights stay on in series and parallel.
🛠️ Project & application ideas
- Build both circuits and compare
- Two-way staircase switch puzzle
🎯 What you’ll learn
- Cracking the resistor colour code
- Potentiometers, LDRs and thermistors
- Where variable resistors are used
🎬 Animated demo
Tap the coloured bands and read any resistor’s value.
🛠️ Project & application ideas
- Knob-controlled LED dimmer
- Colour-code flash cards
🎯 What you’ll learn
- The one-way street for current
- Connecting an LED the right way
- Why LEDs save energy
🎬 Animated demo
Flip the battery — the LED glows only one way round.
🛠️ Project & application ideas
- LED traffic light
- Battery polarity tester
🎯 What you’ll learn
- How capacitors store charge
- Capacitor vs battery
- Using capacitors safely
🎬 Animated demo
Charge a capacitor, then watch it light an LED that slowly fades.
🛠️ Project & application ideas
- Fading LED effect
- “Bigger bucket” capacitor timing test
🎯 What you’ll learn
- Small current controlling a big one
- Transistor as a switch and amplifier
- Why chips have billions of them
🎬 Animated demo
Hold a tiny button and see a big motor start spinning.
🛠️ Project & application ideas
- Touch-activated switch
- Automatic darkness night lamp
🎯 What you’ll learn
- How electricity makes magnetism
- How DC motors spin
- Relays: safe control of big appliances
🎬 Animated demo
Power a coil, reverse it, and watch the motor spin both ways.
🛠️ Project & application ideas
- Nail electromagnet pin-picker
- Hidden buzzer alarm
🎯 What you’ll learn
- Electronics safety rules
- Breadboards and multimeters
- Plan, build, test and fix
🎬 Animated demo
Tap a breadboard hole to see which holes connect inside.
🛠️ Project & application ideas
- Your first breadboard circuit
- Door-mat burglar alarm