Curated OER
Soda Bottle Compost: Nutrient Cycling in Action
Young scholars investigate, through their own experimentation, the important role wildlife play in nutrient cycling. Earthworms and compost are used in this experiment and different experimental setups be evaluated.
Tom Richey
Slide Share: Ecosystems and You
Slideshow that looks at energy flow in an ecosystem. Explains what an ecosystem is, how energy flows through it, the producers and consumers of energy, and food chains. Links to a video about plastic debris in the ocean.
