Thank you Mother and Father for all of those diapers – Which is a better deal, cloth or disposable diapers? How much did you cost your parents in diapers? In the future how much could your kid’s diapers cost? Help…

This activity is the first in our series on mental math tricks. Let your students develop their own individual way of mentally multiplying by 0.5, 5, 50, 500, and so on. We have a little practice and a requirement for…

Mother’s Day by the numbers – Mother’s Day is right around the corner and this means big business for the greeting card and floral industries. Let your students practice averages, percents, and large numbers while they analyze the statistics on Mother’s…

What’s a Mersenne prime? How hard could it be to find the next one? Why are there only 50 known Mersenne primes? What’s with $150,000? The activity: NewMersennePrime.pdf

Graphic generously supplied by GraphicNews.com Starting February 18th a new Olympic sport will be televised … Big Air Snowboarding. Some of your students may be officianados of snowboarding. Using this activity could be an opportunity to let those students shine.…

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

Let your students marvel at World Record winning giant pumpkins as they use proportions to calculate the quantities of pumpkin puree and the number of pumpkin pies that could be made from one of these giants. To introduce the task…

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…

Passover will begin this year at sundown on Monday, April 10th. 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…

To win in Olympic swimming, contestants have to be incredibly fit and have marvelous endurance and technique. Do they also need to consider the science of their motions and their equipment? Could your swimsuit, swim cap and goggles be holding…

Thank you Mother and Father for all of those diapers – Which is a better deal, cloth or disposable diapers? How much did you cost your parents in diapers? In the future how much could your kid’s diapers cost? Help…

We usually give our ages in years, but that isn’t very precise is it? In this activity students find their age in days, hours and minutes. First students take two minutes to estimate their age in days, hours and minutes.…

Act One: Take a look at the picture. What is the first question that comes to mind? How many donuts is that? What information would be useful? Act Two: See pictures below. Your students can view all five pictures on…

Passover begins this year on Monday evening, April 10th, 2017, with a Passover seder dinner. Passover is one of the three high holidays in the Jewish religion and celebrates the Exodus of Jews from slavery in Egypt. Let your students…