Hexadecimal coloring
Probably most of us have heard of and even used hexadecimal color codes. Don't you wonder why their number descriptions really make sense? In this activity we first ask students to color in our ...
Science
Genres
Grade
The James Webb telescope
After launch, the telescope deployed on its 30-day, million-mile journey out to the second Lagrange point (L2). This video shows the deployment procedure, timeline, and location of the sate...
What can you tell about a snowflake?
As a snowflake falls from the sky, its crystal grows according to the humidity and temperatures of the air that it passes through. In this activity, students interpret a graphic that clari...
Death Valley, CA - How hot was it?
This picture may have been Photoshopped and not be a true representation.
We blacked out the Fahrenheit reading of this temperature sign at the Death Valley Visitor ...
Steepness and fall hiking
Fall is a beautiful time of year for hiking. Many students will be walking in the woods and mountains to enjoy the colorful leaves and the cool weather outside. Let them combine what they ...
Just ONE hot dog
A newly released nutritional and environmentally sustainable study shows that eating just one hot dog can take 36 minutes off your total healthy lifespan.
How many would you have to eat to lo...
The new R-naught number
There's a number used to quantify how fast a virus will spread, the R-naught number. As the coronavirus spread though out the world, we saw how the threat of infection was measured and und...
The drag in swimming - More Olympics activities
To win in Olympic swimming, contestants have to be incredibly fit and have marvelous endurance and technique. Do they also need to consider the science of their motions and the...
Do caffeinated drinks have similar amounts of jolt?
We found this interesting caffeine infographic at visual.ly.
Wonderings?
How many McDonalds coffees do I need to get the same amount of caffeine that I would get i...