World · Vehicles
Explore Vehicles
Planes, trains, cars, subs, and helicopters — how big machines move.
All topics in Vehicles
5 topics
Airplanes
Lift, wings, and the machines that cross continents.
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Trains
Engines, rails, and long chains of rolling power.
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Cars
Engines, wheels, and the vehicles most families know best.
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Submarines
Dive, surface, and explore beneath the waves.
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Helicopters
Rotors that lift, hover, and land almost anywhere.
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