In this 5Es lesson, students will uncover how changes in global air quality have impacted human health in cities between 2000 and 2019.

Working in teams, students learn how a STEM professional uses STEM practices to solve real-world problems, design a STEM Career Connection Badge that highlights their takeaways about that profession, and build a training station to teach their classmates during a STEM Career Conne

What is sea-level rise and how does it affect us? This "Teachable Moment" looks at the science behind sea-level rise and offers lessons and tools for teaching students about this important climate topic. 

In this activity, you will use an inexpensive spectrophotometer* to test how light at different visible wavelengths (blue, green, red) is transmitted, or absorbed, through four different colored water samples.