16mm Filmography
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What good are rocks?

Wondercat compares the colors, patterns and textures of rocks and groups them according to some ways they are alike and different, and learns that both rocks and minerals extracted from rocks have important uses.

Credits

Bill Walker (producer)
script
Mel Waskin

More in Wonder world of science series

  1. How big were the dinosaurs 1986
  2. Where do lost balloons go? 1986
  3. Why do cats have whiskers? 1986
  4. Why doesn't grass grow on the moon? 1986
  5. Can I sit on a cloud? 1987
  6. Does it ever rain in the desert? 1987
  7. What is the brightest star? 1987
  8. Where does rain go after it falls? 1987
  9. Why do spiders spin webs 1987
  10. What good are rocks? 1989
  11. What's inside a seed? 1989
  12. Where does sand come from? 1989
  13. Why can't I fly like a bird? 1989

Sources

  1. 16mm Filmography (legacy record) — title, year, creator, length, format, description, catalog record
  2. Wikipedia — List of Coronet Films — title, year, creator, length, color, credits, video

Original permalink · Record added 2024-04-22 21:12:36