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
    NHL Playoff games can sure last a long time!
    Revised! We're watching another Stanley Cup...
    Bank of America Debit Card Fees
    Millions of people and businesses use debit ca...
    How big of a crepe can you make?
    At Costco you can buy this huge tub of nutella...
    Cost of hosting Olympic games
    Hosting the Olympics sure does cost a lot....
    It might be a good year to see the Perseid meteor shower
    Catching a productive meteor shower can ...
    At least the days are getting longer
    What's your guess?  How fast are the ...
    Fantastic Beasts - What did it cost to make?
    In 2001, J.K.Rowling (the author of the Harry ...
    K-Pop and BTS, how much can they earn from Youtube and Spotify?
    Bring a little K-pop music to your class w...
    Pottytalk
      I'm trying to be more savy abo...
    Expensive face creams
    Who knew that creams for your face could be so e...