PHYSICS & MATHS

See how
it works.

Move a ray. Build a circuit.
Work out the answer.

Learn with Jess & Kimmy

ELECTRICITY LIVE LAB

Make it glow.

Battery 3.0 V

Current 0.50 APower 1.50 Win the bulb

Tap the switch. Then change the voltage.

Explore with identical, constant-resistance bulbs.