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ÃÛÑ¿´«Ã½ Two
Primary Focus Science
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Primary Focus Science Clips

  1. Sun, shadows and time of day

    Duration: 01:05

  2. What makes noise sound higher or lower?

    Duration: 01:27

  3. How do different materials affect shadows?

    Duration: 01:07

  4. What is refraction?

    Duration: 01:22

  5. How sound waves work and why nothing can be heard in a vacuum

    Duration: 02:45

  6. Making a rocket from kitchen equipment

    Duration: 01:32

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