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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
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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.
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How Does it Work? - Robot Vacuum
How does a robot vacuum clean your floors on its own? Watch this episode of "How Does it Work?" to find out how these smart devices navigate and tidy up.
