Green, green river

2023-11-20 09:44:30

Green, green river


green-river


During the St. Patrick's Day parade in Chicago, the local plumbers union dyes the Chicago River emerald green.

Students learn what PPM (parts per million) means and  attempt to figure out how much dye is used to sufficiently color the river.  


Activity Solutions & Supporting Materials
Share this:
Comments (0)
    Display 1 - 10 Of total 0
    A lot of Cars
    🚙 In this updated activi...
    What is Juneteenth?
       You can appreciate why this is ...
    Kilauea's lava flow
    [caption id="attachment_15749" align="aligncenter"...
    The LEGO transit time
    In this updated activity, s...
    Another year of Never Ending Pasta
    On September 15, 2016, Olive Garden again of...
    What is Artemis 1 and when will it launch?
      Credit: (NASA/Joel Kowsky) 50 years...
    Bowling Deals
    Is there a general way to figure how much it...
    Happy Birthday Statue of Liberty
    Friday is the Statue of Liberty's 125th birt...
    Super Bowl cheesy pretzel poppers
      Recipe courtesy of The Slow Roas...
    Want to earn $150,000? - Mersenne prime search
    What's a Mersenne prime?  How hard coul...