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
The Moroccan Earthquake and the Richter scale
Friday evening, September 8th, a powerfu...
Typhoon Rasaga
What is a typhoon, and how are they measured? In t...
Tiny vacuum with a huge reach
From the vacuum description and advertisement in...
It's almost summer now
How much wat...
Welcome back to Cleveland Lebron
In 2010, Lebron James left the Cleveland Cavalie...
What does the data show?
When you look at the new case numbers of the C...
Pick-a-brick wall at the Lego store
There are walls at the Lego stores t...
Whole lot of cookies
This activity has been u...
Jackie Robinson
April 15th, 1947 was a date to remember. J...
What does 95% confidence in the poll results mean?
There have been a lot of polls about who wil...