Recycling with worms
Titel:
Recycling with worms
Zusammenfassung:
This video shows how worms can be used to reduce garbage. It looks at the problem of garbage production and disposal and shows how to build and operate a small classroom size worm bin. Includes teachers guide with instructions on how to construct a worm bin.
Erscheinungsdatum als Bereich:
1994
Physische Beschreibung:
12 minutes
Information zur Veröffentlichung:
Toronto Magic Lantern Communications 1994
