2025 Earth Day

Earth Month 2025 has begun!

April 1-30, 2025

2025 Activity Lesson – All Grade Levels

Soil Permeability Test

DFW Connection: DFW Airport designs innovative projects to reduce flood impacts.

Vital to managing excess overflow in urban areas during rain events, stormwater infiltration systems manage and capture stormwater runoff, filter out pollutants, and refresh groundwater supplies.

Learn about:

  • Demonstrate and observe how different soil types affect water infiltration rate.
  • Understand the concepts of soil permeability and porosity and the role this plays in flood mitigation.

Kit will include:

  • Materials to build a soil column to observe how stormwater moves through the soil. The column soil structure has good water penetration, drainage, and aeration.

This kit will support one class, size 20-30 students, taking 45-60 minutes to complete.

Additional Resources

The Fundamentals of Porosity and Permeability
Infiltration Basins: Friends of the Reedy River
Stormwater BMP: Infiltration Practices Explained
Biologist Lexy Harquail Explains Porosity and Permeability
Earth Day 2025

STEAM Activity Lessons

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Build a Solar-Powered Car

It’s amazing the things that can be powered by solar energy, including solar-powered vehicles. Explore how alternative power sources can be used in transportation!
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DIY Weather Station

Dive headfirst into the fascinating science of meteorology, transforming your classroom into a bustling mini-meteorological lab where you can become a weather forecaster, all through the act of data collection!
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Design a Wind Turbine

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