Activity Library

We found big mixed bags of candy at really good prices ... we think. Students are asked to decide which would be the best deal and the worst...

Jodie Berman, a high school math teacher in Chicago, loves mathematics and loves to cook. We've created an activity based on her Monster Cake (composed of everything that...

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 numbers of...

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...

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....

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...

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. Their stings...

Catching a productive meteor shower can be a stunning experience. On the evenings and mornings of August 11 th , 12 th and 13 th there could be...

As we are outdoors more and temperatures are rising, it might be a good time to look at hydration. A healthy requirement for fluids can't really be the...

Wow, these cookies look really stuffed! How much more "stuffed" are they compared to Triple Double Oreos, Double Stuf Oreos or even Original Oreos. Does this look yummy...

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 figure through...

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 ...