User login


Search Results


Showing results (1 to 3 of 3)

  • Thumbnail
    EPA
    Add to list Details
    In this activity, learners investigate how increased carbon dioxide (CO2) emissions from the burning of fossil fuels is changing the acidity (pH) of the ocean and affecting coral reefs and other...

    $5 - $10 per group Ages 11 - 14 45 to 60 minutes
  • Thumbnail
    Railroad Commission of Texas
    Add to list Details
    In this activity about global climate change, learners will conduct an experiment and collect data to compare the amount of carbon dioxide (CO2) in four different sources of gases. Learners will...

    $5 - $10 per student Ages 11 - 18 45 to 60 minutes
  • Thumbnail
    Integrated Teaching and Learning Program, College of Engineering, University of Colorado at Boulder
    Add to list Details
    Learners use red cabbage juice and pH indicator paper to test the acidity and basicity of household materials. The activity links this concept of acids and bases to acid rain and other pollutants....

    $1 - $5 per group Ages 8 - 14 45 to 60 minutes