Data and probability

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NHL Playoff games can sure last a long time!

Algebra Number Sense Sports Ratio and Proportion Data and probability
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...

Tornadoes 2019

Number Sense Math and Science Ratio and Proportion Data and probability
Tornadoes have devastated the Midwest, U.S. in the last few days. Alabama, Texas, Louisiana, Oklahoma, Ohio, Missouri, Iowa, Nebraska and Mississippi have been brutally hit with these powerful event...

Wow, everything must be free!

Algebra Number Sense Ratio and Proportion Data and probability
What happens when you take 50% off again after taking 50% off at first? Students examine this retailer trick of giving double discounts.  What happens to the price when you are given...

Are baseball games getting longer?

Algebra Number Sense Sports Ratio and Proportion Data and probability
  March 28th, 2018 was opening day for this year's Major League Baseball season. It's a good time for some Major League Baseball math! In this activity students think about how major league ...

President's Pay for Presidents' Day

Algebra Number Sense Math and Social Studies Ratio and Proportion Data and probability
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

Number Sense Geometry Math and Science Ratio and Proportion Data and probability
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...

New Horizons spacecraft just flew by a really distant asteroid

Algebra Number Sense Math and Science Current events Ratio and Proportion Data and probability
Brian May, the lead guitarist of the rock band, Queen, is also an astrophysicist and one of the science team collaborators of the New Horizons space program. The video below is the song that he wrot...

Everything is awesome: Digesting a Lego head

Algebra Number Sense Math and Science Data and probability
Recently scientists in the UK and Australia did a study for the Journal of Pediatrics and Child Health to verify the time it takes for a small plastic object (Lego head) to pass through...

Weird wing prices

Algebra Number Sense Math and Food Ratio and Proportion 3-act tasks Data and probability
Clicking on this image will show it larger in a new window. Danny's Wok in Philadelphia has a huge price list for ordering their famous chicken wings. Why did they write the prices this w...

Consumer spending 2018

Number Sense Math and Social Studies Data and probability
Graph from Wolfram Alpha Consumers in the U.S. spend a lot of money. In this activity we look at historical data to see if there are any patterns in our spending.  How does our holida...
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