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How does a hot air balloon lift off and float in the sky? Watch this episode of "How Does it Work?" to learn about the science behind balloon flight.
Up Next in How Does it Work?
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How Does it Work? - Train Tracks
How do train tracks guide and support trains on their journeys? Watch this episode of "How Does it Work?" to find out what keeps trains moving safely.
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How Does it Work? - Rollercoaster
How does a rollercoaster race along its twists and turns? Watch this episode of "How Does it Work?" to learn what powers these thrilling rides.
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How Does it Work? - Siri
How does Siri understand your voice commands and give you answers? Watch this episode of "How Does it Work?" to discover what happens when you talk to Siri.
