Recycling with worms
Titre:
Recycling with worms
Sommaire:
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.
Date de publication comme intervalle:
1994
Description matérielle:
12 minutes
Informations de publication:
Toronto Magic Lantern Communications 1994
