As we get ready for next week’s holiday, students can study a map of the annual Macy’s Thanksgiving Day parade, describe, measure and hypothesize why this route was chosen and then calculate how long each band will be marching and…

Act One: Take a look at the pic. What questions come to mind? Just before Thanksgiving there is an annual demonstration at the Winter Palace in the World Financial Center of New York City. Canstruction is a celebration of…

My son’s pretty young but is he still going to whoop me? We were playing Monopoly Junior. Can you decide who will win? In this activity use addition and/or multiplication in authentic problem solving to determine who should win in…

As Veterans Day approaches, let your students learn about and appreciate the meaning of the day by analyzing the powerful data that we’ve supplied. Students can use our numbers to create questions for their classmates … questions that can emphasize the tremendous gift…

Daylight Saving time is controversial, disruptive, useful, saves energy, increases energy consumption, is inconvenient … Imagine locations where neighbors are differentiated by one or two hours and experiment with how the hours of those neighbors will be different. DaylightSavingTimeHours.pdf

This is a great idea! Motivate kids to get rid of all of that candy for a good cause. Operation Gratitude and dentists are encouraging healthy eating, motivated giving, and offering a good use for all of that leftover candy.

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…

I’m going to make a costume pattern to sell. People can buy my plan and make awesome, long, full, scary, ghost costumes. This scheme will be so simple. Perhaps I’ll get rich! In this activity young students can reason about…

Every year Americans spend lots of money on Halloween and Halloween costumes. Use our updated data on Halloween spending in America to engage your students in an analysis of the ratios and percents of population, participation, and money spent in honor…

We found big mixed bags of candy at really good prices … we think. Students are asked to decide which would be the best deal and the worst deal on candy. They can also create their own mixed bags. This activity…

Click here to see the Population Clock bigger in a new window. How in the world does this clock conclude that there is a net gain in the United States of one person every 14 seconds?

Ooooo. Scary! This is a slightly didactic activity on vampire bats. We’ve given lots of interesting metric and customary unit facts and asked students to relate those sizes to more familiar objects. Simply enjoy the season with this slightly creepy activity…

This Friday is the 13th. Let the spooky stuff begin! Students can play this game online at Ghost Whisperer Crystal Ball and Figure out why it works. Construct viable arguments Critique the work of others This activity can be used with any…