A Glass of Sweat
What is this machine for?
Begin with the starter presentation slides to spark students' curiosity about the purpose of the machine. Then, engage them in the main activity that encoura...
Ratio and Proportion
Genres
Grade
Mother's Day
Algebra
Number Sense
Geometry
Math and Social Studies
Math and Food
Holidays and Annual Events
Math and Art
Current events
Ratio and Proportion
3-act tasks
Data and probability
Funny
Wow factor
How much do we spend on Mother's Day - Use the Mother's Day event to engage your students in approximating, reasoning, and investigating as students estimate how mu...
Veterans Day, 2023
Algebra
Math and Social Studies
Holidays and Annual Events
Current events
Ratio and Proportion
Data and probability
On Veterans Day we honor the men and women that have served in the Armed Forces of the United States. There are now 16.2 million living veterans. We found these maps that show where veterans liv...
How many Americans (and their pets) participate in Halloween?
Algebra
Number Sense
Math and Social Studies
Holidays and Annual Events
Ratio and Proportion
Data and probability
Surveys show that more and more people are involved in and spending on Halloween activities. If the percent of Americans participating continues at this pace and the population continues to grow at ...
Heating with wood - What's a cord?
Do you know what a cord of wood looks like? What size stack is that? What's a thrown stack? What's the dog's name that is standing in front of the wood? How long can I heat my house with that much fue...
More Population Pyramids
Algebra
Number Sense
Math and Social Studies
Ratio and Proportion
Data and probability
Any time math
The population pyramid above shows the distribution of the World by ages and sex for each continent. How can that information help you put your vision of the world in better perspective? &nb...
The Moroccan Earthquake and the Richter scale
Friday evening, September 8th, a powerful 6.8 magnitude earthquake hit Morocco southwest of Marrakech.
What does a 6.8 magnitude earthquake mean? How powerful was that...
Little Amal walks across the United States
Algebra
Number Sense
Math and Social Studies
Math and Art
Current events
Ratio and Proportion
Wow factor
Any time math
With our world in so much turmoil and refugees trying to survive hardships by traveling away from their homes, the story of Little Amal is powerful, timely, and touching.
Of course there is a lot...
Justin Verlander's lunch bill
In the 2017 World Series, the Houston Astros beat the Los Angeles Dodgers and went on to play (and lose to) the Boston Red Sox in the finals. Evidently the population of Los Angeles held a grudge wi...
Jock tax 2023
Great professional athletes make a lot of money. Did you know that professional athletes have to pay an amazing amount of federal, state, and sometimes even city tax?
Grant Williams, a Boston Cel...