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
Candy Count: Which Bag Holds the Most Candy
🎃Leverage your students' Halloween enthusias...
March Madness - Does seeding really matter?
March Madness, the big 68 t...
Justin Verlander's lunch bill
In the 2017 World Series, the Houston Astros bea...
Shrinkflation
Shrinkflation! What do you think this word m...
Do I have enough wrapping paper?
In this problem based activity students...
It might be a good year to see the Perseid meteor shower
Catching a productive meteor shower can ...
Wheel of Theodorus
Bring a little art into your math class as you b...
Pythagorean Triples and coloring
Pythagorean triples are not only ...
Dunkin's Go2s
Last year, Dunkin Donuts offered a great deal fo...
Pascal's Triangle coloring and Probability
Pascal's Triangle and Probability - Thi...