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These days it seems everyone is on social media. Are you? Famous athletes and entertainers are on social media and they can make a lot of money. In...
Act One: Take a look at the first picture (Krispy-Kreme-photos). What is the first question that comes to mind? How many donuts is that? What information would be...
A ct 1: Take a look at the promo at Moe's. What is the first question that comes to mind? How much does a 42-gallon jug of Chili...
I have been doing a little shopping for Sweet Heart Candies. I came across these three deals online. Which should I select? In this activity, students determine which...
In order to cook Paella (a delicious Spanish rice dish) I needed to buy Saffron spice. It was hugely expensive. So, I've decided to start a business of...
Which is more expensive; gasoline? milk? or cola? Students calculate the per ounce cost of each of these liquids in a story about a man doing errands. After...
This activity has been updated (2026). See the new activity here: https://www.yummymath.com/post/light-bulb-cost-comparison/ There's a lot of misinformation out there about the cost to consumers of CFL and LED...
Passover is one of the three high holidays in the Jewish calendar and celebrates the Exodus of Jews from slavery in Egypt. Let your students review fractions in...
For Saint Patrick's Day add a little nutrition math to your celebration. In this post we look at calories, carbohydrates, sugars, fats, and proteins to decide what would...
Tom Lehrer is a singer, songwriter, satirist, pianist and mathematician who has written some wonderful songs. In 1959 he wrote a song called “New Math”. At that time,...
Updated! Carbon dioxide and methane are our two most prevalent human-contributed greenhouse gases. This holstein cow is one of many huge contributors to our methane production. Let students...
Father's Day is coming up, and there is still time to have a tiny fraction review in the guise of celebrating Father's Day. This is a short activity...