Curated OER
Pollution Solution
Fourth graders examine how trees help to absorb the pollution that is emitted from automobiles. They review the process of photosynthesis and determine how forest management is important on their reservation. They think about the...
Curated OER
Water Quality Survey: Monitoring the Sustainability of Pigeon Creek
Students research the History of Pigeon Creek (or any watershed in your area). For this environmental science lesson, students conduct field tests such as pH and nitrates. They collect data and compare what they collected with other groups.
Curated OER
Pure Substances and Mixtures
Students compare and contrast the properties of substances and mixtures. For this chemistry lesson, students simulate spontaneous mixing by performing a short class activity. They differentiate heterogeneous and homogeneous mixtures.