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Science Clips Investigates Sound and Hearing Clips

  1. How dinosaur sound effects are made (signed)

    Duration: 04:38

  2. How do we know young babies can hear? (signed)

    Duration: 03:34

  3. How do we know young babies can hear?

    Duration: 03:33

  4. How dinosaur sound effects are made

    Duration: 04:43