2023-11-20 09:44:42
Microns and Masks
Microns and Masks
How big is one coronavirus? How big is a micron? How well do these masks protect against the virus? What can you observe about the size of particles mentioned? Why are we wearing masks?
Comments (0)
Display 1 - 10 Of total 0
Benoît Mandelbrot
In October, 2010, Benoît Mandelbrot died in Ca...
Sol LeWitt's pyramid - How might you count those blocks?
Sol LeWitt, Four Sided Pyramid, 1999, H...
Steepness and fall hiking
Fall is a beautiful time of year for hiking....
Ant Bridges
...
Drill Bit Fractions
In this updated activity, students explore h...
Which sale would you rather use?
In this short activity...
Cholera in Haiti
On January 12th of 2010, there was a tremendous,...
Spiraling squares - compass and straight edge
Can you see the many spirals i...
NHL Playoff games can sure last a long time!
Revised!
We're watching another Stanley Cup...
Tornadoes 2019
Tornadoes have devastated the Midwest, U.S. in t...