Category: Data and probability

Are hurricanes getting stronger and more frequent?

Updated! In this updated hurricane activity, we’ve ask students to examine the Saffir-Simpson hurricane wind scale and consider what other elements besides this ranking may contribute to the devastation that is caused by tropical storms. Students read about hurricane classfications…

Do teams that spend a lot win a lot?

In this activity students compare team wins with team salaries in the four major North American sports … the NBA, NFL, MLB and NHL.  Students use data from recent seasons to create scatter plots comparing wins and salaries for each sport

Little Amal

With refugees trying to survive hardships by traveling away from their homes, the story of Little Amal is powerful and touching. There is lots of math in creating an 11 foot tall puppet that can be controlled by 3 people and show fear, surprise, wonder, and generally the humanity of refugees.  Bring the story of Amal to your classroom with this timely art.

Hurricanes, Typhoons, and Cyclones

This week Hurricane Fiona caused major damage to Puerto Rico, the Dominican Republic and the Caribbean, This is the season for increased cyclonic activity around the globe.  How are hurricanes, typhoons, and cyclones related? There is a measurement called the Accumulated…

But it didn’t sell?

<span data-mce-type=”bookmark” style=”display: inline-block; width: 0px; overflow: hidden; line-height: 0;” class=”mce_SELRES_start”></span> A&W offered a bigger, tastier burger but it didn’t succeed in grabbing customers away from the hugely popular McDonald’s quarter pounder. The A&W third pounder hamburger cost the same…

Hexadecimal coloring

Probably most of us have heard of and even used hexadecimal color codes. Don’t you wonder why their number descriptions really make sense? In this activity we first ask students to color in our Golden Spiral by giving them the…

Where should I drop my puck

Act 1 – Give students time to view the game board above or give them our one-page activity. The above picture is larger when you click on it. Ask students for their gut reaction about which slot would give them…

Sunday, July 17th, is National Ice Cream Day

In this activity, we’ve created two small tasks to challenge your students. If you know how much ice cream is eaten every year, how much is the “average” American eating? And, what will it cost me to make my own…

Should I buy a gasoline, hybrid, or electric car

Should you buy a hybrid or an electric car to save money and the planet? Students create equations for finding the break-even points of these vehicles by mileage and years of ownership.  They then work with systems of equations to…

4th of July

Hot dog eating; Flag art; Fireworks on your calculator; Creating a 5-pointed star with one cut; and a possible new, 52-star flag.

Mallie’s latest Big Burger

Students learn about the initial weight of the giant meat patty and calculate the final weight of the patty after it is cooked.  They decide what percent lean this meat must have been and consider how long it would take their family to eat the entire world-record burger.

At last, its summer again

How much pee is in this pool? – 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 cubic foot volume to gallons of pool water,…