What a range
📗Temperature Math with Negative Numbers!
🌡️ Around the world, temperatures can be wildly different depending on the location and time of year. In...
Science
Genres
Grade
Germ-Killing Wipes
In this activity, students get to dig into the real impact of disinfectant wipes. With one wipe claiming to kill 99.9% of germs and another at 99.999%, does that tiny extra percentage ac...
It's almost summer now
How much water do you have to drink? In this activity student develop formulas for calculating their water needs, learn about the effects of too lit...
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 th...
Summer Solstice, the longest day
Sunrise on the summer solstice at StonehengeJune 21st, at 10:57 am EDT, the Earth's North Pole will be tilted as far towards the Sun as it will ever be in the year. This marks the lo...
Earth's perihelion with the Sun
On January 4th, 2023, Earth will be as close as it gets to the Sun during its orbit. Shouldn't that make this the warmest time of the year? In this activity students become familiar with the terms&nbs...
Extreme weather 2020
Because of climate change, we've been having too many extreme weather events. There have been unusual droughts and heat in the West, an increased number of hurricanes, severe flooding, and high ...
Gonna be a Leap Year
By George C. Baxley
This year we will add the 29th of February to our year? Why do we do that? How can you tell? What if we didn't add a day every 4 years?
Stud...
Can this possibly be True?
This activity is being updated =). Could this possibly be true? What is reasonable? How do you check? Do you believe everything that you hear or read? Do you fact-check?While consider...
V-o-r-t-e-x
Weather temperatures have been extreme in the World lately. Australia is experiencing an unprecedented heat wave and the U.S. is experiencing a Polar Vortex.
Let your students examine ...