Holiday candy sales
Which holidays are associated with candy?
For which of those holidays is the most candy sold?
What percents of annual candy sales does each holiday contribute?
Consider using some in...
Data and probability
Genres
Grade
Population Clock
How in the world does this clock conclude that there is a net gain in the United States of one person every 14 seconds?
Have a little care about younger children when using this activity. T...
Water saving toilets
How much water is used? How much water could be saved?
For Adventurer members we have an editable Word docx and solutions with added world-wide information.
Immigration numbers
Here's an opportunity to work with calculating percents and the percent changes in the U.S. immigrant population. Students can reflect on what those changes demonstrate.
Start your class with this ...
Uh oh! Am I going to run out of data?
Let your students consider the graphic first individually and then in groups of your choosing before handing out the activity sheet. This might be an excellent beginning-of-the-year, get-to-kn...
How much does the biggest Lego set ever cost?
Picture from the Verge. Click to see the story.
Note: This is a remake of our 2014 "How Much Does a Lego Cost" activity
How much could the...
Giant iceberg breaks off from Antarctica
The crack in Antarctica's Larson C ice shelf has been growing for years. Has the speed of the rift's growth stayed about the same? increased? decreased? Do the math and discuss the...
New Pirates of the Caribbean (2017) - How profitable?
The fifth Pirates of the Caribbean movie opened on Friday, May 26th ,2017. Your students might be looking forward to seeing this movie and motivated to understand the investment expenses and pr...
Measuring sea level
What does this gizmo do?
We've given students a diagram of what the interior of this mechanism contains and asked them to try to decide what its purpose must be.
Then we've...
Giant iceberg
Ferryland, Newfoundland. JODY MARTIN / REUTERS
Over the past Easter weekend this giant iceberg drifted passed Ferryland, Newfoundland. Its hard to tell how large it actually is but...