2023-11-20 09:44:53
Wildfires and particulate matter
Wildfires and particulate matter

Wildfires in Canada have been spreading dangerous smoke pollution throughout much of North America. What is a dangerous size of particles per cubic meter (PM)? How tiny is that? How do those particles get into your body?
For Adventurer members we have an editable Word docs and our solution.
Comments (0)
Display 1 - 10 Of total 0
Lighting the 2022 Olympic Torch
On October 18th, 2021 the Olympi...
How high can a gymnastic score be?
Gymnasts have just successfully competed in St...
Really old
Tom Lehrer is a singer, songwriter,...
Tech Neck
How much strain does your ...
Steve Jobs 1955 - 2011
"Steve leaves behind a company that ...
A lot of Cars
🚙 In this updated activi...
How much pee is in your pool (Updated)
How much pee i...
Curling
Friction, score-keeping, trajector...
Super Bowl Numerals
This activity is being updated! Stay tuned!&...
The HAT tessellation

An Einstein aperiodic tile has just been ...