Category: Algebra

These posts help students see patterns and relationships.

Super Bowl ads and scientific notation

The Super Bowl is over now and all of the ads have been seen. Let your students revisit and reflect on the interesting commercials with this scientific notation activity. Newton teacher, Matt Timmins gave us this timely activity which would…

Winter Olympics, PyeongChang: February 9 – 25

Scoring Ski jumping – The scoring rubric for each of the Olympic events is intended to eliminate the possibility of scoring bias from the judges. Let your students learn more about the scoring of one event and decide whether it seems fair…

Super Bowl, Groundhog Day, and football activities

Greasing light poles – How much Crisco are the Philadelphia police using to grease their light poles to discourage climbers? 6.EE.A, 6.G.A, 7.G.B, 8.G, MP5 Typical Super Bowl scores – Students reflect on the mean, median, and mode losing scores, winning scores,…

Typical Super Bowl scores 2018

The Super Bowl is coming up!  Share a prediction for the score of the big game.  Don’t just guess, use math to help you get a better idea of what to expect.  What are typical scores of a Super Bowl?…

How many wings did the Bills send the Bengals?

On December 31st, 2017, the Cincinnati Bengals beat the Baltimore Ravens. The Ravens’ loss clinched the Buffalo Bills’ rise to the AFC playoffs.  The Bills sent a thank-you gift of Duff’s famous chicken wings and sides to the Bengals. Seems…

Greasing light poles

The Philadelphia police are being proactive about keeping their enthusiastic Eagles fans from being reckless as they celebrate Super Bowl outcomes.  So, the police departments have been frosting the city light poles with Crisco shortening to help discourage fans from…

Super Bowl ad costs still increasing

Budweiser’s “Puppy Love” commercial from Super Bowl XLIII Here’s one more Super Bowl analysis to motivate your students: More than 5 million dollars for a 30-second ad.  That is how much a one-half minute commercial will cost during the 2018…

Cost of hosting Olympic games

Clicking on this image will show it larger in a new window. Hosting the Olympics sure does cost a lot. Why is that? How much money is $5 billion dollars? What is a cost overrun? Why would a country want…

Cold and Snowy activities

How much snow is that? – How many inches of snow produced that pile?  How much snow in volume is on top of the car?  How much could that snow weigh? Approximation, snow/water equivalent rates (SWE) 5.MD.C, 6.RP.A, 7.RP.A, 7.EE.B, 7.G, 7.EE.A Snowy…

Days are getting longer

What’s your guess?  How fast are the number of daylight hours changing each day?  Will the changes be dramatic or subtle? Students make guesses; compute how long, on average, the change in daylight hours should be; play with a cool…

Wind chill

When the weather person talks about wind chill did you ever wonder how they calculate that number?  In this activity students use the National Weather System chart to gauge wind chill, examine the patterns that correlate increasing wind and/or decreasing…

Earth’s perihelion

On Wednesday, January 3rd, 2018, Earth will be as close as it gets to the Sun during its orbit. Shouldn’t that make this the warmest time of the year? In this activity students become familiar with the terms perihelion and aphelion as they calculate…

Winter holiday activities (13 ideas!)

Do I have enough wrapping paper? – Students estimate the size of a gift and decide if the given wrapping paper is going to be enough.  Finally they try to create a rule for determining enough wrapping paper from a present’s…

How many lights do I need for my tree?

Check out our Christmas Tree.  You need to buy lights for the tree.  Without calculating, guess how many feet of lights you will need.What information do you need to better estimate the number of feet of lights that you need?…

Wrapping presents on the diagonal

 Dr. Sara Santos is a popular mathematician and speaker on mathematics.  She has worked out a method for wrapping boxes (rectangular prisms) as efficiently as possible. (Watch the video above)  Her method was written up in this article in Mental…