Years 8–13 · Ages 12–18
Free electricity and circuit games
Wire up houses, lamps and appliances, and see why some bulbs glow brighter than others. These games cover complete circuits, series and parallel, voltage, current and resistance, Ohm’s law, fuses and potential dividers, from Year 8 up to A-level.
Every game is free, needs no sign-up and runs in any browser. Using it in class?
Electricity game
Light It Up
Wire up a house so every lamp, bell and heater works.
Free circuit game for ages 12–18. Wire up a house so every lamp lights, from series and parallel circuits to Ohm's law and fuses. No sign-up needed.
- Years 8–13
- Ages 12–18
- 8 levels
- Free, no sign-up
What students learn
- A circuit must be a complete loop
- Series and parallel circuits
- Switches in branches
- Voltage is shared in series
- Ohm's law: V = IR
- Electrical power, P = IV, and fuses
- Potential dividers and loading
- Cable resistance and power losses
Curriculum links
- KS3 Scienceelectric circuits, current, potential difference and resistance
- GCSE Physicsseries and parallel circuits, V = IR, P = IV, fuses
- A-level Physicspotential dividers, resistance of wires and power losses
Free teacher pack
Lesson plans, printable worksheets with answers, and curriculum links.
Light It Up teacher pack
- Two 60-minute lesson plans (Years 8–9 and 10–13)
- Two worksheets, with answers and a mark scheme
- A level-by-level guide with the 3-star designs
- Curriculum links (KS3, GCSE, A-level, NGSS)