2023-11-20 09:44:30
Green, green river
Green, 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.
Comments (0)
Display 1 - 10 Of total 0
How did they figure these tips?
Act I: This restaurant bill ha...
Valentine's Day Activities (Compilation)
Happy Valentine...
Why isn't the World Cup happening now?
The World Cup Finals is only played every 4 ...
Fine
TJ Watt was fined for roughing the ...
How steep is this treadmill?
Every year, even older students still ...
How many Representatives will your state get in 2011?
The 2010 U. S. Census is almost complete. One ...
Will our U.S. flag change yet again?
How many stripes are in our presen...
Starbucks Sales and Nutrition
Kick off the activity with starter slides that spa...
Guacamole for Cinco de Mayo
Cinco de Mayo (May 5th) is an annual celebration...
Huge Alaskan Vegetables
The annual Alaskan State Fair has just been comp...