V-o-r-t-e-x January 30, 2019 Use the extreme cold weather to practice and understand integer subtraction.Read more →
How much did the temperature change in Boston? March 6, 2016 It’s been a crazy winter of extremes through much of the United States. Here’s an article, from the February 17, 2016 Boston Globe Newspaper by Matt Rochereau, with the degree swing whited out. Have your students determine the temperature increase…Read more →