Category: Holidays and Annual Events

Investigations that relate to regular annual events.

Collecting the most candy

Use your student’s Halloween enthusiasm to do a study on volumes.  We’ve created an activity that asks students to calculate the volume of candy containers that are silly and intriguing.  Skip the cone and the sphere to make this activity…

Halloween spending 2021

Use our current 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 of October 31st. This activity takes kids through finding parts of wholes as well as ratio, percents and proportion problems.

Indigenous Peoples or Columbus Day

*** Two activities *** When Columbus landed in Guanahani (renamed San Salvador, Bahama Islands by Columbus), he began the European settlement of the New World. Guanahani was inhabited by the Taíno people and it wasn’t really a new world. In this…

Labor Day 2021

What is this holiday about?  Are we celebrating the start of school?  New cars? The end of summer? Students look for patterns in the history of Labor Day dates. They then use those observed patterns to predict future dates of the holiday.

Back to school activities

Who’s going back to school? – Students calculate the historical changes in U.S. population percentages of people who are going back to school and try to formulate reasons for these variations. 6.EE, 6.RP.3, 6.SP, 7.EE, 7.RP.3, 7.SP Does it pay to get…

Guacamole for Cinco de Mayo – buy it or make it at home?

Students have the guac ingredient list and the price of each ingredient in their usual quantities … like a bottle of lime juice. But we don’t need the whole bottle to make our dip. Students calculate the cost of the various ingredients and decide if making it is more expensive than buying it from Chipotle.

Earth Day 2021

Thursday, April 22nd is Earth Day – We have 15 interesting activities that support recycling, conserving resources, noticing climate change and protecting our planet. The shape of Louisiana – At what rate is the state loosing land and wetland?  Why is this happening?  Will…

Peeps

This activity is a investigation intended to get students and teachers to loosen up a little and appreciate how just considering a situation might lead you to a very reasonable approximation.
Too often students think that there is only one answer that is right and that the method for approaching that solution is also limited to the “correct” approach. Surely this fear of experimenting and guessing leads to math anxieties and the fear to reason and experiment.

YUMMY food for Passover

Passover will begin this year at sundown on Saturday, March 27th. Jewish families will gather to commemorate the exodus of the Children of Israel from slavery in Egypt. The celebration begins with a traditional meal, the Seder, where the story of…

3/14 – Pi Day is almost here

We have 8 activities to help you 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 the talent of people who can memorize large strings of numbers; and lets students just have fun.

At least the days are getting longer

What’s your guess?  How fast are the number of daylight hours changing each day?  Are the changes dramatic or subtle? Students make guesses; compute how long, on average, the change in daylight hours should be; and finally understand the variability in our year of daylight hours.