Tag: 5th

Louisiana

We recently watched the approach of Hurricane Barry and worried about the fate of Louisiana. After the devastation of Hurricane Katrina, what would another powerful hurricane do to this fragile state? What is it about Louisiana that causes so much…

How can Nike give away so much great stuff?

Worldwide Nike supports many teams and athletes.  They design, manufacture, and supply gear for almost every sport imaginable. How much are those give-aways worth?  Is the company going to go broke? Probably not.  Nike is huge. In this activity we…

Betsy Ross’s Star

Flag of the United States from 1777 to 1795. In honor of Independence Day we thought it would be fun to look at one story about the first American Flag. The rough design of the flag was drawn by a…

This must be a huge beach towel!

Act One: Check out this beach towel!  What do you wonder? What would you like to know? Miami artist, Misael Soto (pictured on the left below), created this giant art project to make a statement about people sharing territory at the beach.…

How much pee is in this pool?

After chlorination, it has been hard to measure the quantity of pollutants in pool water.  A Canadian chemist, Xing-Fang Li, has found a marker for urine that chlorine doesn’t disguise. In this activity, students calculate volume of several pools, change that…

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 went into 3 overtimes. People stayed up way too late…

Memorial Day, 2019

This Monday Americans will celebrate Memorial Day.  Who are we honoring?  How did the holiday come about?  Isn’t Memorial Day usually on May 30th? Students learn a little about the history of the holiday, analyze the possibilities and patterns for when…

How much water should you be drinking?

As outdoor activities get into full swing and the temperatures rise, it might be a good time to look at hydration. A healthy requirement for fluids can’t really be the same for everyone.  Surely the amount of water that you…

Bring Mothers’ Day math to your class!

Mother’s Day by the numbers – Mother’s Day is right around the corner and this means big business for the greeting card and floral industries. Let your students practice averages, percents, and large numbers while they analyze the statistics on Mother’s…

Jorge is 14 years old now

My dog, Jorge, has just turned 14 years old.  He still seems like a puppy to me but I wonder how old he is when compared to a human’s age.  He’s definitely not like an 98-year old human (14 years…

Earth Day – 12 possible activities

Monday, April 22nd is Earth Day – There is so much to bring to your classroom to support recycling, conserving resources, studying climate change and protecting our planet. Have you seen more Monarch butterflies lately? – Students read charts, do a little research, and make observations…

Passover and Easter are almost here

6 activities! Peeps – Students estimate the number of Peeps sold each Easter season.  They consider reasonability by making guesses they think might be too high and too low. Students determine necessary info, problem solve and improve their original estimates.  They conduct random samplings…

Patriots Day, Tax Day, and the Boston Marathon

So much is happening on April 15th this year! As families and the news talk about filing taxes on time, it might be an excellent time to deal with where that tax money goes. Debt and Deficit give meaning to what tax…

Are baseball games getting longer?

March 28th 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 game lengths have changed over time. Is there a…