Circuit Builder
Build and test series and parallel circuits using cells, switches, lamps, resistors, ammeters and wires. Explore complete circuits, current flow, voltage, resistance and…
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Explore Electricity & Magnetism through 12 licensed Physics simulations, guided investigations and challenges for classroom teaching.
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Build and test series and parallel circuits using cells, switches, lamps, resistors, ammeters and wires. Explore complete circuits, current flow, voltage, resistance and…
Complete a guided circuit investigation by building working circuits, testing open switches, comparing one and two cells, reversing cells, measuring current with an…
Explore how electrical devices transfer energy into light, heat, movement, sound and stored chemical energy. Classify useful and other outputs, then complete…
A randomised challenge covering Faraday's Law and Lenz's Law: calculating induced voltage, magnet speed, magnet strength and coil turns, plus reasoning about why a…
An explorer for induced voltage, coils, magnets, and changing magnetic fields — move a magnet through a coil and watch the galvanometer, field lines and electron flow…
A guided investigation that builds up electromagnetic induction step by step: no motion means no voltage, motion induces voltage, and reversing direction reverses the…
A randomised challenge where students identify magnetic field direction, compare field strength, interpret compass arrows and apply the right-hand rule.
Explore magnetic field direction and strength around bar magnets and current-carrying wires using compass arrows whose direction and length show the local field.
A step-by-step investigation into magnetic fields, guiding students to observe field direction, field strength, compass behaviour and right-hand-rule patterns.
Solve randomised resistor network problems by designing circuits that achieve target resistances and currents using series, parallel and mixed arrangements.
Explore series, parallel and mixed resistor networks by adjusting resistor values and observing how equivalent resistance and current change.
A step-by-step investigation into equivalent resistance in series, parallel and mixed resistor networks, guiding students to discover how circuit arrangement affects…