1.
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Talk about the impact of food wastes on the solid waste stream.
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2.
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Discuss the alternative methods of handling food wastes.
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3.
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Introduce the idea of using red worms.
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4.
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Set up worm bin as follows:
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a.
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Shred newspaper for bedding.
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b.
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Wet the bedding and squeeze out excess water in the sink.
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c.
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Sprinkle in 1 or 2 eggshells.
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d.
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Place worms in the box.
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e.
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Bury food waste e.g. banana peelings, eggshells.
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f.
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Rotate the location of food burial.
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g.
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Change the bedding every 3-6 months and remove the newly made soil.
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5.
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Students will make observations of the worm bin on a weekly basis and complete the table below.
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6.
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Answer the following questions:
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a.
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Are there any organisms present in the worm bin? What is the interrelationship of these organisms?
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b.
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Do you see any baby worms? How do worms reproduce?
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c.
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Do you see any dead worms? How long do the worms seem to live?
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