Reducing Food Waste for Global Sustainability
How do a community of students, administrators, and cafeteria staff work together to reduce the amount of waste to the landfill from their school? In this Spark 101 case challenge, students will review and analyze data fr…
What Does Water Testing Tell Us about Water Quality?
Students test water from multiple locations on the Potomac River for dissolved oxygen, nitrates, phosphates, pH levels, salinity, and turbidity. What do these tests tell us about the health of the river? Related videos on…
Food Waste
Food waste is a challenging global concern that affects resources such as land, energy and water. This video will show students that food is wasted along various steps of the growing, distributing, selling and consumptio…
How Do Land Use, Physical Parameters, and Benthic Surveys Measure the Health of a Stream?
Looking at multiple factors (water quality testing, macroinvertebrates, and land use), students assess the health of the Davis Branch Stream in Howard County, Maryland. The impact of land use, in particular, is a complex …
Clean Drinking Water: Using the Scientific Method
Knowing how to solve problems is critical to creating successful solutions. This video outlines the seven-step Scientific Method for students, providing a practical framework for other problem solving. The video uses th…