Category: Ratio and Proportion

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…

Greatest March Madness program

We are nearing the finale of this year’s March Madness tournament. Which NCAA teams must have the best basketball programs since they consistently do well in this tournament? Based on this data, which do you think is the greatest March…

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…

Big bucks

Mike Trout just signed a huge contract.  He’ll be receiving $430 million dollars playing for 12 years with the Los Angeles Angels.  Let’s take a look at some of the other big world sports’ contracts from the NBA, NHL, NFL, MLB…

Does seeding really matter?

March Madness is the big 68 team college basketball tournament that takes over our TV viewing during the weekends of March. School and office friends are filling out brackets.  Engage your students in percents as they get excited about March…

April just had a new baby!

Saturday, March 16, 2019.  April went into labor at about 11:00am and birthed a new baby giraffe at about 12 noon. Here are two past Giraffe baby activities for today!

Huge Key Lime pie

More for π Day!  On a cold and snowy day in Boston, two chefs created a huge Key Lime pie to remind the frozen people of the Northeast how tasty and warm the Keys of Florida are. After you…

Get ready for Pi Day!

8 possible activities! Celebrate π in your school and in your math class with activities that demonstrate how π was derived; visually show why π makes sense; show a surprising place where π is used; increase students ability to measure and long divide; applauds…

How big of a crepe can you make?

At Costco you can buy this huge tub of nutella.  It contains nearly 7 pounds of chocolaty-hazelnut spread. We use nutella to make banana/nutella crepes.  How long will that tub last us?  Is it too big and we will have…

Mardi Gras – Fat Tuesday

Tuesday, March 5, 2019, will be the day before Ash Wednesday and the start of the season of Lent.  Mardi Gras is a last hoorah and is celebrated throughout the world with feasting, partying, and general indulgence. In New Orleans…

Value of a lifetime of Whoppers?

Locked in a smelly bathroom for one hour and then promised a lifetime of Whopper meals, an Oregon man sued BK when the manager’s promise was withdrawn. How much money should he ask for in his suit? The activity: BurgerKingBathroomLawsuit.pdf