Doubling your money
My friend and I were arguing about how long it would take me to double my investment amounts. How will your students figure this out? Are there any tricks? Explore investing ...
Data and probability
Genres
Grade
March Madness - Does seeding really matter?
March Madness, the big 68 team college basketball tournament, will now take over our TV viewing during the weekends of March. School and office friends are filling out brackets. ...
Giant Pumpkins 2022
5 pound pumpkin compared to giant pumpkin
Let your students marvel at World Record winning giant pumpkins as they use proportions to calculate the quantities of pumpkin puree and th...
I should have invested!
People who have invested their money in the stock markets could have made a lot of money in recent years. Students use yearly percent increase data to decide which stock: Apple, Dis...
Data remaining ... tricky
I checked my data usage for the month. What do you notice and wonder (see the activity)?
What could my data plan be?
How much have I used?
How much will...
How Much Halloween Candy Will You Collect?
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How do you judge whose prediction is closest?
In this Hallow...
NHL Playoff games can sure last a long time!
Revised!
We're watching another Stanley Cup playoff now. Will there be any really long games during the playoffs?
In 2013, a Stanley Cup playoff match between the Bruins and Blackhawks wen...
President's Pay for Presidents' Day
You can't run for President now, but heck, 2036 is right around the corner.
Being President of the United States will be quite an accomplishment and a ton of work. But, how...
Huge diamond found in Canada
552-carat diamond found in Diavik Mine, Northwest Territories, Canada
Can you tell just how big this gem is? Do you know how big a carat is? What would this look like on a ring on you...
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...