How much chocolate is left?
In this short activity, students reason and calculate what is left of these chocolate bars. The bars are the same size but are molded into different number of sections. Which one has...
Geometry
Genres
Grade
Can you show that the Pythagorean Theorem works?
Use this activity to help your students work through the meaning of the Pythagorean theorem. Pythagorean theorem experiences are often skill and drill work with contrived right triangle problem...
Ramen noodle heist
In 2018, a truck trailer was stolen from a parking lot in Georgia. The trailer was filled with Ramen noodle packages and its contents were valued at $98,000.
What do you wonder about this heist?&...
Do you want to be an NBA virtual fan?
For health concerns, professional sports now have no actual live fans. To help generate the excitement and semblance of fans, some teams use cardboard cutouts of people. Some use Zoom screens ...
How big is this hornet really?
Egad !!!!
Giant Asian hornets have now migrated to Washington state and British Columbia. Even though they are sometimes called "murder hornets" their stings aren't fatal. The...
String design, ellipses, and orbital mechanics
Here's a different and somewhat artistic way to encourage understanding of a conic section. Participants physically build an ellipse by choosing two foci and sketching the fi...
I bought toilet paper online
We needed more toilet paper at home but there wasn't any at the store.
So, I ordered this online. When it came I was surprised. Read on ...
Leslie's socially-distanced party
I risked infecting my friends or becoming infected myself by throwing a very small socially-distanced party. I served baked appetizers, disinfectant wipes, and latex gloves. I cooked whi...
May 27th launch from the U.S. again
May 27 scrubbed because of weather.
Successfully launched Saturday, May 30th, 3:22 pm EDT. Dragon is on the way to the ISS now.
Wednesday, May 27th will be a momentous day for space tr...
Fish tale, go figure!
I have two fish in my aquarium. Betty is my white goldfish. She often stays really close to the front wall as she swims towards her food. Stripe, my clownfish, usually swims diagonally a...