Updated! We spend a lot of money as consumers in the U.S. In this activity we look at historical data to see if there are any patterns in our spending. How does our holiday spending show up in these graphs? …

4th down – should you punt kick or go for a field goal? This is two activities. One is on graph reading. This is perhaps suitable for younger students. The other activity is on data analysis and the creation of the chart shown…

Which holidays are associated with candy? For which of those holidays is the most candy sold? What percents of annual candy sales does each holiday contribute? Consider using some independent think time, then small group discussion, then whole group discussion as…

It’s Halloween and this is your neighborhood. How long will it take you to trick or treat at every house in your neighborhood? Possible conversation with students: How long will it take you to get from house to house? You…

In the midst of another NFL season, we introduce students to Fantasy Football. Students first calculate football points given touchdowns, yardage gains and interceptions. They are then challenged to generalize an equation that gives a player’s total fantasy points. Students solve…

To see this poster larger in a new window, click on the image. Old Dominion Freight Line is offering 2 free tickets to the next 3 World Series to the person who guesses closest to “How many baseballs are in…

All the ice cream that you can eat for only 10 cents! Wow, that’s a great deal! How great a deal was that? The history of the Dairy Queen franchise began with this ad in Illinois in 1938. I know…

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.…

Celebrate the NBA and NBA Finals by involving your students in interpreting what can be deduced from graphical representations. In this activity students consider scatter plots, circle graphs, bar graphs, Venn Diagrams and the concept of mean. To start the…

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…

Over the past Easter weekend this giant iceberg drifted passed Ferryland, Newfoundland. Its hard to tell how large it actually is but it looks huge. Use some of the data that was supplied and your estimation skills to gauge the…

Every spring, roughly 250 college football players are drafted by NFL teams through the NFL draft. Team rosters, careers, and multi-million dollar contracts are on the line … This is one of the biggest days of a football players life.…

We have two classic puzzles for your April 1st class starters. PerplexingOne.pdf PerplexingTwo.pdf CCSS: MP.1, MP3,4.OA, 5.G, 8.EE, 8.SP For members we have solutions. PerplexingOne-solution.pdf PerplexingTwo-solution.pdf Or you might baffle and amaze your students with our Ghost Whisperer lesson.…