Machines · Ages 6+ · 15 min · Free
Family car
Follow one drop of petrol from the tank all the way to the wheels.
Stories in this thing
- From petrol to motion. Follow one drop of petrol on its big adventure
- Suck · Squeeze · Bang · Blow. The four steps every cylinder repeats
- Where does the spark come from?. Battery, brain and lightning bolts
- Why doesn’t the engine melt?. The engine sweats — with a radiator
- Gears: strong or fast?. Why a car needs 5 gears
- How does a car stop?. Squeeze, rub, heat
- Turning the corner. From your hands to the road
School topics it covers
- Motion
- Energy
How children use it
Pull it apart with one slider, tap any part to hear what it does, follow a short story read aloud, then answer a few questions. Every thing comes with experiments to try at home and study notes linked to the NCERT chapter it supports.
More things to open
- Aeroplane — How 70 tonnes of metal takes off, cruises and lands.
- Cruise ship — Why steel floats — and the secret crew corridor inside.
- Electricity — From the power station to your switch — and what happens when you flick it.
- Smartphone — Pull it apart into seven layers — the screen, the chip, the battery and the radios that carry your voice.
- Humanoid robot — Motor muscles, camera eyes and a computer brain.
- Human body — 12 systems, 700+ parts — grow from baby to grandparent.