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
Cold NFL games
There have been some pretty cold football games....
Geometry of Flooding
In 2010, March was so rainy th...
The tallest structure made of Legos
Act One:
The world record for the tal...
Lots of Pieces
🧩In this u...
Mental math tricks - part 2
36 x 25 = 900 480 x 25 =12,000 ...
Ground Hog day
On GroundHog Day (February 2nd), Punxsutawne...
Happy Pi Day
6 Acti...
Who's going back to school?
Students look at the past and present populati...
Would you rather $10,000 a week vs $10 million at once?
In this updated activity, students e...
Giant iceberg
Ferryland, Newfoundland. JODY MARTIN / REUT...