Ladder figuring
Brian can't even go to his town's spring festival without seeing math.
Let your class approximate the height or length of this ladder by using the relative size of the cars or the p...
Geometry
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Grade
Is this possible?
Brian Shoemaker, a Newton, MA mathematics teacher, saw this Dunkin Donuts Mazda traveling down the road.
He wondered if that size coffee cup could really have coffee in it. &nbs...
Storm cleanup
This activity could be used as an introduction to trig ratios. Students figure out the approximate length of the huge branch that I have to fell for safety and firewood. After approximating ...
Valentine's Cardioid
WojciechSwiderski at the Polish language Wikipedia
Happy Valentine's Day!
This PDF contains four ways students can draw cardioids for Valentine's Day.
There is no solu...
Why Does it Stay in Orbit?
Students will use their understanding of exponents and practice converting speed and distance from metrics to US customary units to complete this exercise ... and, ...
Geometry of Flooding
In 2010, March was so rainy that flooding was the topic of every newscast and many, many conversations. To this day, the March 2010 floods were described as “once-in-a-generation” river leve...