Baylor College
What's Is Soil Made Of?
It's time to roll up those sleeves and get a little dirty in the second lesson of this series on the science of food. Investigate where plants and animals get the minerals they need to live in this two-part exploration of soil. First,...
Curated OER
Particulate Matter: The Lorax
Students explore air pollution. In this ecology lesson, students participate in an experiment in which 5 numbered jar lids are placed outside. Students bring one lid a day in until all jars are inside. Dirt specks are counted, observed,...