Discover how soil supports plants by giving them necessary nutrients. Compare different types of soil and learn what makes good soil. Create compost and a worm farm to enrich soil.

Originally released by Film Ideas, 2008. Teacher's guide available under Additional info tag. Also available DV1837. Streaming video file encoded with permission for digital streaming by Infobase on May 02, 2015.

What's in Soil? (2:31); --How to Grow a Worm Farm (2:51); .